diff --git a/slides/package-lock.json b/slides/package-lock.json
index 04e6f1b3..9cb7c60e 100644
--- a/slides/package-lock.json
+++ b/slides/package-lock.json
@@ -13,17 +13,17 @@
       }
     },
     "@babel/core": {
-      "version": "7.4.4",
-      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.4.4.tgz",
-      "integrity": "sha512-lQgGX3FPRgbz2SKmhMtYgJvVzGZrmjaF4apZ2bLwofAKiSjxU0drPh4S/VasyYXwaTs+A1gvQ45BN8SQJzHsQQ==",
+      "version": "7.4.5",
+      "resolved": "https://registry.npmjs.org/@babel/core/-/core-7.4.5.tgz",
+      "integrity": "sha512-OvjIh6aqXtlsA8ujtGKfC7LYWksYSX8yQcM8Ay3LuvVeQ63lcOKgoZWVqcpFwkd29aYU9rVx7jxhfhiEDV9MZA==",
       "dev": true,
       "requires": {
         "@babel/code-frame": "^7.0.0",
         "@babel/generator": "^7.4.4",
         "@babel/helpers": "^7.4.4",
-        "@babel/parser": "^7.4.4",
+        "@babel/parser": "^7.4.5",
         "@babel/template": "^7.4.4",
-        "@babel/traverse": "^7.4.4",
+        "@babel/traverse": "^7.4.5",
         "@babel/types": "^7.4.4",
         "convert-source-map": "^1.1.0",
         "debug": "^4.1.0",
@@ -32,6 +32,31 @@
         "resolve": "^1.3.2",
         "semver": "^5.4.1",
         "source-map": "^0.5.0"
+      },
+      "dependencies": {
+        "@babel/parser": {
+          "version": "7.4.5",
+          "resolved": "https://registry.npmjs.org/@babel/parser/-/parser-7.4.5.tgz",
+          "integrity": "sha512-9mUqkL1FF5T7f0WDFfAoDdiMVPWsdD1gZYzSnaXsxUCUqzuch/8of9G3VUSNiZmMBoRxT3neyVsqeiL/ZPcjew==",
+          "dev": true
+        },
+        "@babel/traverse": {
+          "version": "7.4.5",
+          "resolved": "https://registry.npmjs.org/@babel/traverse/-/traverse-7.4.5.tgz",
+          "integrity": "sha512-Vc+qjynwkjRmIFGxy0KYoPj4FdVDxLej89kMHFsWScq999uX+pwcX4v9mWRjW0KcAYTPAuVQl2LKP1wEVLsp+A==",
+          "dev": true,
+          "requires": {
+            "@babel/code-frame": "^7.0.0",
+            "@babel/generator": "^7.4.4",
+            "@babel/helper-function-name": "^7.1.0",
+            "@babel/helper-split-export-declaration": "^7.4.4",
+            "@babel/parser": "^7.4.5",
+            "@babel/types": "^7.4.4",
+            "debug": "^4.1.0",
+            "globals": "^11.1.0",
+            "lodash": "^4.17.11"
+          }
+        }
       }
     },
     "@babel/generator": {
diff --git a/slides/package.json b/slides/package.json
index dafe54ee..9883ec96 100644
--- a/slides/package.json
+++ b/slides/package.json
@@ -7,7 +7,7 @@
     "reveal.js": "^3.8.0"
   },
   "devDependencies": {
-    "@babel/core": "^7.4.4",
+    "@babel/core": "^7.4.5",
     "@babel/preset-env": "^7.4.5",
     "babel-loader": "^8.0.6",
     "css-loader": "^2.1.1",