diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6f09eda4..45144b8b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,6 +38,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Changed
 
+- Changed glob resolution module to `glob` from `fast-glob` due to bug #43
+  ([#681](https://github.com/fortran-lang/vscode-fortran-support/issues/681))
 - Changed how Python packages are installed for unittesting for performance
   ([#652](https://github.com/fortran-lang/vscode-fortran-support/issues/652))
 - Changed the linter to be asynchronous, should imprpove performance
diff --git a/package-lock.json b/package-lock.json
index c02c9bbe..490fcf33 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,22 +1,20 @@
 {
   "name": "linter-gfortran",
-  "version": "3.2.0",
+  "version": "3.4.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "linter-gfortran",
-      "version": "3.2.0",
+      "version": "3.4.0",
       "license": "MIT",
       "dependencies": {
-        "fast-glob": "^3.2.12",
         "glob": "^8.0.3",
         "semver": "^7.3.7",
         "vscode-languageclient": "^8.0.2",
         "which": "^2.0.2"
       },
       "devDependencies": {
-        "@types/chai": "^4.3.3",
         "@types/glob": "^8.0.0",
         "@types/mocha": "^9.1.0",
         "@types/node": "^18.7.17",
@@ -27,7 +25,6 @@
         "@typescript-eslint/parser": "^5.37.0",
         "@vscode/test-electron": "^2.1.5",
         "c8": "^7.12.0",
-        "chai": "^4.3.6",
         "eslint": "^8.23.1",
         "eslint-plugin-import": "^2.25.4",
         "eslint-plugin-jsdoc": "^39.3.6",
@@ -213,6 +210,7 @@
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+      "dev": true,
       "dependencies": {
         "@nodelib/fs.stat": "2.0.5",
         "run-parallel": "^1.1.9"
@@ -225,6 +223,7 @@
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+      "dev": true,
       "engines": {
         "node": ">= 8"
       }
@@ -233,6 +232,7 @@
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+      "dev": true,
       "dependencies": {
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         "fastq": "^1.6.0"
@@ -286,12 +286,6 @@
         "@types/responselike": "*"
       }
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-    "node_modules/@types/chai": {
-      "version": "4.3.3",
-      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.3.tgz",
-      "integrity": "sha512-hC7OMnszpxhZPduX+m+nrx+uFoLkWOMiR4oa/AZF3MuSETYTZmFfJAHqZEM8MVlvfG7BEUcgvtwoCTxBp6hm3g==",
-      "dev": true
-    },
     "node_modules/@types/eslint": {
       "version": "8.4.1",
       "resolved": "https://registry.npmjs.org/@types/eslint/-/eslint-8.4.1.tgz",
@@ -1049,15 +1043,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
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-    "node_modules/assertion-error": {
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-      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
-      "integrity": "sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==",
-      "dev": true,
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@@ -1168,6 +1153,7 @@
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+      "dev": true,
       "dependencies": {
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@@ -1496,24 +1482,6 @@
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-      "integrity": "sha512-bbcp3YfHCUzMOvKqsztczerVgBKSsEijCySNlHHbX3VG1nskvqjz5Rfso1gGwD6w6oOV3eI60pKuMOV5MV7p3Q==",
-      "dev": true,
-      "dependencies": {
-        "assertion-error": "^1.1.0",
-        "check-error": "^1.0.2",
-        "deep-eql": "^3.0.1",
-        "get-func-name": "^2.0.0",
-        "loupe": "^2.3.1",
-        "pathval": "^1.1.1",
-        "type-detect": "^4.0.5"
-      },
-      "engines": {
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@@ -1542,15 +1510,6 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
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-    "node_modules/check-error": {
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-      "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.2.tgz",
-      "integrity": "sha512-BrgHpW9NURQgzoNyjfq0Wu6VFO6D7IZEmJNdtgNqpzGG8RuNFHt2jQxWlAs4HMe119chBnv+34syEZtc6IhLtA==",
-      "dev": true,
-      "engines": {
-        "node": "*"
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@@ -1932,18 +1891,6 @@
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-      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-3.0.1.tgz",
-      "integrity": "sha512-+QeIQyN5ZuO+3Uk5DYh6/1eKO0m0YmJFGNmFHGACpf1ClL1nmlV/p4gNgbl2pJGxgXb4faqo6UE+M5ACEMyVcw==",
-      "dev": true,
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@@ -2793,6 +2740,7 @@
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+      "dev": true,
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@@ -2808,6 +2756,7 @@
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+      "dev": true,
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+      "dev": true,
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@@ -3033,15 +2984,6 @@
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@@ -4418,15 +4363,6 @@
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@@ -5203,15 +5141,6 @@
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@@ -6526,15 +6460,6 @@
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-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.2.tgz",
-      "integrity": "sha512-BrgHpW9NURQgzoNyjfq0Wu6VFO6D7IZEmJNdtgNqpzGG8RuNFHt2jQxWlAs4HMe119chBnv+34syEZtc6IhLtA==",
-      "dev": true
-    },
     "cheerio": {
       "version": "1.0.0-rc.12",
       "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0-rc.12.tgz",
@@ -8872,15 +8768,6 @@
         }
       }
     },
-    "deep-eql": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-3.0.1.tgz",
-      "integrity": "sha512-+QeIQyN5ZuO+3Uk5DYh6/1eKO0m0YmJFGNmFHGACpf1ClL1nmlV/p4gNgbl2pJGxgXb4faqo6UE+M5ACEMyVcw==",
-      "dev": true,
-      "requires": {
-        "type-detect": "^4.0.0"
-      }
-    },
     "deep-extend": {
       "version": "0.6.0",
       "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
@@ -9524,6 +9411,7 @@
       "version": "3.2.12",
       "resolved": "https://registry.npmjs.org/fast-glob/-/fast-glob-3.2.12.tgz",
       "integrity": "sha512-DVj4CQIYYow0BlaelwK1pHl5n5cRSJfM60UA0zK891sVInoPri2Ekj7+e1CT3/3qxXenpI+nBBmQAcJPJgaj4w==",
+      "dev": true,
       "requires": {
         "@nodelib/fs.stat": "^2.0.2",
         "@nodelib/fs.walk": "^1.2.3",
@@ -9536,6 +9424,7 @@
           "version": "5.1.2",
           "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.2.tgz",
           "integrity": "sha512-AOIgSQCepiJYwP3ARnGx+5VnTu2HBYdzbGP45eLw1vr3zB3vZLeyed1sC9hnbcOc9/SrMyM5RPQrkGz4aS9Zow==",
+          "dev": true,
           "requires": {
             "is-glob": "^4.0.1"
           }
@@ -9564,6 +9453,7 @@
       "version": "1.13.0",
       "resolved": "https://registry.npmjs.org/fastq/-/fastq-1.13.0.tgz",
       "integrity": "sha512-YpkpUnK8od0o1hmeSc7UUs/eB/vIPWJYjKck2QKIzAf71Vm1AAQ3EbuZB3g2JIy+pg+ERD0vqI79KyZiB2e2Nw==",
+      "dev": true,
       "requires": {
         "reusify": "^1.0.4"
       }
@@ -9590,6 +9480,7 @@
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
       "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
+      "dev": true,
       "requires": {
         "to-regex-range": "^5.0.1"
       }
@@ -9719,12 +9610,6 @@
       "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
       "dev": true
     },
-    "get-func-name": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/get-func-name/-/get-func-name-2.0.0.tgz",
-      "integrity": "sha512-Hm0ixYtaSZ/V7C8FJrtZIuBBI+iSgL+1Aq82zSu8VQNB4S3Gk8e7Qs3VwBDJAhmRZcFqkl3tQu36g/Foh5I5ig==",
-      "dev": true
-    },
     "get-intrinsic": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
@@ -10132,7 +10017,8 @@
     "is-extglob": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
-      "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI="
+      "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
+      "dev": true
     },
     "is-fullwidth-code-point": {
       "version": "4.0.0",
@@ -10144,6 +10030,7 @@
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.3.tgz",
       "integrity": "sha512-xelSayHH36ZgE7ZWhli7pW34hNbNl8Ojv5KVmkJD4hBdD3th8Tfk9vYasLM+mXWOZhFkgZfxhLSnrwRr4elSSg==",
+      "dev": true,
       "requires": {
         "is-extglob": "^2.1.1"
       }
@@ -10157,7 +10044,8 @@
     "is-number": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
-      "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng=="
+      "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
+      "dev": true
     },
     "is-number-object": {
       "version": "1.0.7",
@@ -10704,15 +10592,6 @@
         }
       }
     },
-    "loupe": {
-      "version": "2.3.4",
-      "resolved": "https://registry.npmjs.org/loupe/-/loupe-2.3.4.tgz",
-      "integrity": "sha512-OvKfgCC2Ndby6aSTREl5aCCPTNIzlDfQZvZxNUrBrihDhL3xcrYegTblhmEiCrg2kKQz4XsFIaemE5BF4ybSaQ==",
-      "dev": true,
-      "requires": {
-        "get-func-name": "^2.0.0"
-      }
-    },
     "lowercase-keys": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/lowercase-keys/-/lowercase-keys-2.0.0.tgz",
@@ -10780,12 +10659,14 @@
     "merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
-      "integrity": "sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg=="
+      "integrity": "sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==",
+      "dev": true
     },
     "micromatch": {
       "version": "4.0.5",
       "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.5.tgz",
       "integrity": "sha512-DMy+ERcEW2q8Z2Po+WNXuw3c5YaUSFjAO5GsJqfEl7UjvtIuFKO6ZrKvcItdy98dwFI2N1tg3zNIdKaQT+aNdA==",
+      "dev": true,
       "requires": {
         "braces": "^3.0.2",
         "picomatch": "^2.3.1"
@@ -11294,12 +11175,6 @@
       "integrity": "sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==",
       "dev": true
     },
-    "pathval": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/pathval/-/pathval-1.1.1.tgz",
-      "integrity": "sha512-Dp6zGqpTdETdR63lehJYPeIOqpiNBNtc7BpWSLrOje7UaIsE5aY92r/AunQA7rsXvet3lrJ3JnZX29UPTKXyKQ==",
-      "dev": true
-    },
     "pend": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/pend/-/pend-1.2.0.tgz",
@@ -11315,7 +11190,8 @@
     "picomatch": {
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-2.3.1.tgz",
-      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA=="
+      "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA==",
+      "dev": true
     },
     "pidtree": {
       "version": "0.6.0",
@@ -11517,7 +11393,8 @@
     "queue-microtask": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/queue-microtask/-/queue-microtask-1.2.3.tgz",
-      "integrity": "sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A=="
+      "integrity": "sha512-NuaNSa6flKT5JaSYQzJok04JzTL1CA6aGhv5rfLW3PgqA+M2ChpZQnAC8h8i4ZFkBS8X5RqkDBHA7r4hej3K9A==",
+      "dev": true
     },
     "quick-lru": {
       "version": "5.1.1",
@@ -11678,7 +11555,8 @@
     "reusify": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
-      "integrity": "sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw=="
+      "integrity": "sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw==",
+      "dev": true
     },
     "rfdc": {
       "version": "1.3.0",
@@ -11715,6 +11593,7 @@
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.2.0.tgz",
       "integrity": "sha512-5l4VyZR86LZ/lDxZTR6jqL8AFE2S0IFLMP26AbjsLVADxHdhB/c0GUsH+y39UfCi3dzz8OlQuPmnaJOMoDHQBA==",
+      "dev": true,
       "requires": {
         "queue-microtask": "^1.2.2"
       }
@@ -12160,6 +12039,7 @@
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
       "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "dev": true,
       "requires": {
         "is-number": "^7.0.0"
       }
@@ -12257,12 +12137,6 @@
         "prelude-ls": "^1.2.1"
       }
     },
-    "type-detect": {
-      "version": "4.0.8",
-      "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
-      "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
-      "dev": true
-    },
     "type-fest": {
       "version": "0.20.2",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.20.2.tgz",
diff --git a/package.json b/package.json
index 6b4c4885..c7ce605d 100644
--- a/package.json
+++ b/package.json
@@ -711,7 +711,6 @@
     ]
   },
   "dependencies": {
-    "fast-glob": "^3.2.12",
     "glob": "^8.0.3",
     "semver": "^7.3.7",
     "vscode-languageclient": "^8.0.2",
diff --git a/src/lib/glob-paths.ts b/src/lib/glob-paths.ts
index efcc50a7..9940c1b0 100644
--- a/src/lib/glob-paths.ts
+++ b/src/lib/glob-paths.ts
@@ -1,6 +1,6 @@
 'use strict';
 
-import * as fg from 'fast-glob';
+// import * as fg from 'fast-glob';
 import { glob } from 'glob';
 
 import { resolveVariables } from './tools';
@@ -38,26 +38,26 @@ export class GlobPaths {
     // fast-glob cannot work with Windows paths
     globPaths = globPaths.map(e => e.replace('/\\/g', '/'));
     // This needs to be after the resolvevariables since {} are used in globs
+    // try {
+    //   const globIncPaths: string[] = fg.sync(globPathsVars, {
+    //     onlyDirectories: true,
+    //     suppressErrors: false,
+    //   });
+    //   return globIncPaths;
+    //   // Try to recover from fast-glob failing due to EACCES using slower more
+    //   // robust glob.
+    // } catch (eacces) {
     try {
-      const globIncPaths: string[] = fg.sync(globPathsVars, {
-        onlyDirectories: true,
-        suppressErrors: false,
-      });
-      return globIncPaths;
-      // Try to recover from fast-glob failing due to EACCES using slower more
-      // robust glob.
-    } catch (eacces) {
-      try {
-        const globIncPaths: string[] = [];
-        for (const i of globPathsVars) {
-          // use '/' to match only directories and not files
-          globIncPaths.push(...glob.sync(i + '/', { strict: false }));
-        }
-        return globIncPaths;
-        // if we failed again then our globs are somehow wrong. Abort
-      } catch (error) {
-        throw new TypeError(`Invalid glob syntax, error: ${error}`);
+      const globIncPaths: string[] = [];
+      for (const i of globPathsVars) {
+        // use '/' to match only directories and not files
+        globIncPaths.push(...glob.sync(i + '/', { strict: false }));
       }
+      return globIncPaths;
+      // if we failed again then our globs are somehow wrong. Abort
+    } catch (error) {
+      throw new TypeError(`Invalid glob syntax, error: ${error}`);
     }
+    // }
   }
 }
diff --git a/test/unitTest/linter-provider.test.ts b/test/unitTest/linter-provider.test.ts
index 015e5e3d..51f444f2 100644
--- a/test/unitTest/linter-provider.test.ts
+++ b/test/unitTest/linter-provider.test.ts
@@ -10,7 +10,8 @@ import {
   Uri,
   TextDocument,
 } from 'vscode';
-import * as fg from 'fast-glob';
+// import * as fg from 'fast-glob';
+import { glob } from 'glob';
 
 import { FortranLintingProvider } from '../../src/features/linter-provider';
 import {
@@ -59,21 +60,26 @@ suite('Linter integration', () => {
 
   test('Include path globs & internal variable resolution', async () => {
     const paths = linter['getGlobPathsFromSettings']('linter.includePaths');
-    const refs: string[] = fg.sync(path.dirname(fileUri.path) + '/**', { onlyDirectories: true });
+    // const refs: string[] = fg.sync(path.dirname(fileUri.path) + '/**', { onlyDirectories: true });
+    const refs: string[] = glob.sync(path.dirname(fileUri.path) + '/**/');
     deepStrictEqual(paths, refs);
   });
 
   test('Path cache contains expected values', async () => {
     let refs: string[] = ['${workspaceFolder}/lint/**'];
     deepStrictEqual(linter['pathCache'].get('linter.includePaths')?.globs, refs);
-    refs = fg.sync(path.join(root, 'lint') + '/**', { onlyDirectories: true });
+    // refs = fg.sync(path.join(root, 'lint') + '/**', { onlyDirectories: true });
+    refs = glob.sync(path.join(root, 'lint') + '/**/');
     deepStrictEqual(linter['pathCache'].get('linter.includePaths')?.paths, refs);
   });
 
   test('Update paths using cache', async () => {
-    const refs: string[] = fg.sync([path.join(root, 'lint') + '/**', path.join(root, 'debug')], {
-      onlyDirectories: true,
-    });
+    // const refs: string[] = fg.sync([path.join(root, 'lint') + '/**', path.join(root, 'debug')], {
+    //   onlyDirectories: true,
+    // });
+    const refs: string[] = [path.join(root, 'lint') + '/**', path.join(root, 'debug')]
+      .map(d => glob.sync(d + '/'))
+      .flat();
     await config.update(
       'linter.includePaths',
       ['${workspaceFolder}/lint/**', path.join(root, 'debug')],