diff --git a/package-lock.json b/package-lock.json
index 723bd14..b80b536 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5238,7 +5238,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -5259,12 +5260,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -5279,17 +5282,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -5406,7 +5412,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -5418,6 +5425,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5432,6 +5440,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -5439,12 +5448,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -5463,6 +5474,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -5543,7 +5555,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -5555,6 +5568,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -5640,7 +5654,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -5676,6 +5691,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -5695,6 +5711,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -5738,12 +5755,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -7380,9 +7399,9 @@
       "integrity": "sha512-x9j9tGY1+PDLN9pcWTx9/y6C5nezoTMB8BLK5jTakx+H7bPlnbCHfi9Hjg+Qt36sgDz/cb9lrSpNQXmk45Tvhw=="
     },
     "leaflet-providers": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/leaflet-providers/-/leaflet-providers-1.5.0.tgz",
-      "integrity": "sha512-btncloSyOHrgYNexoz2dRpCl+U9iDQME91RsOWQWNAD9jQUPAkq9mxuTvL/O9VOwrqcEtzhvuHBHIOacJAZDxQ=="
+      "version": "1.11.0",
+      "resolved": "https://registry.npmjs.org/leaflet-providers/-/leaflet-providers-1.11.0.tgz",
+      "integrity": "sha512-eu/28vrWZqxv9+fXze/4ZwbjHgaWjyeLS5fDtk95W/myDBRAyaAca/5an6WFSheYyhohuLy94vpBLuGHFXiJog=="
     },
     "leven": {
       "version": "2.1.0",
diff --git a/package.json b/package.json
index a05ec83..777973c 100644
--- a/package.json
+++ b/package.json
@@ -96,7 +96,7 @@
     "interactjs": "1.3.4",
     "jquery": "3.3.1",
     "leaflet": "*",
-    "leaflet-providers": "1.5.0",
+    "leaflet-providers": "1.11.0",
     "list.js": "1.5.0",
     "lodash": "4.17.11",
     "mem": "4.1.0",