diff --git a/package-lock.json b/package-lock.json
index 93b41a4..4da15cd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9397,17 +9397,17 @@
       }
     },
     "gatsby-source-filesystem": {
-      "version": "2.1.30",
-      "resolved": "https://registry.npmjs.org/gatsby-source-filesystem/-/gatsby-source-filesystem-2.1.30.tgz",
-      "integrity": "sha512-k40elbvuzaOuMG2SdflCp38DoF82iv7rtZo9bHJ/jlvQUq4NQEQze4psD11aAAiH8Yxzifv/1nutxNyI/m1Ztg==",
+      "version": "2.1.33",
+      "resolved": "https://registry.npmjs.org/gatsby-source-filesystem/-/gatsby-source-filesystem-2.1.33.tgz",
+      "integrity": "sha512-QhhHM8lalThJs5OsNgL6ILxIA36rRYsC+9ynUSEBku88+qBajycURxPjg+gn4NfWYfGAUXigxQzomQagHOLvlQ==",
       "requires": {
-        "@babel/runtime": "^7.6.2",
+        "@babel/runtime": "^7.6.3",
         "better-queue": "^3.8.10",
         "bluebird": "^3.7.0",
         "chokidar": "3.2.1",
         "file-type": "^12.3.0",
         "fs-extra": "^8.1.0",
-        "gatsby-core-utils": "^1.0.12",
+        "gatsby-core-utils": "^1.0.15",
         "got": "^7.1.0",
         "md5-file": "^3.2.3",
         "mime": "^2.4.4",
@@ -9419,9 +9419,14 @@
       },
       "dependencies": {
         "file-type": {
-          "version": "12.3.0",
-          "resolved": "https://registry.npmjs.org/file-type/-/file-type-12.3.0.tgz",
-          "integrity": "sha512-4E4Esq9KLwjYCY32E7qSmd0h7LefcniZHX+XcdJ4Wfx1uGJX7QCigiqw/U0yT7WOslm28yhxl87DJ0wHYv0RAA=="
+          "version": "12.3.1",
+          "resolved": "https://registry.npmjs.org/file-type/-/file-type-12.3.1.tgz",
+          "integrity": "sha512-FXxY5h6vSYMjrRal4YqbtfuoKD/oE0AMjJ7E5Hm+BdaQECcFVD03B41RAWYJ7wyuLr/wRnCtFo7y37l+nh+TAA=="
+        },
+        "gatsby-core-utils": {
+          "version": "1.0.15",
+          "resolved": "https://registry.npmjs.org/gatsby-core-utils/-/gatsby-core-utils-1.0.15.tgz",
+          "integrity": "sha512-Sn94r4EEKAjngJqw761wBYkbYhAjY61cheFXSdB84m+neohislRH6a4QjW/0Rc3M36C0n5f6D8x4ZsVLdeBrcg=="
         },
         "got": {
           "version": "7.1.0",
diff --git a/package.json b/package.json
index 3cde596..10ffffa 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "gatsby-plugin-typescript": "^2.1.15",
     "gatsby-remark-auto-headers": "^1.0.3",
     "gatsby-remark-katex": "^3.1.15",
-    "gatsby-source-filesystem": "^2.1.30",
+    "gatsby-source-filesystem": "^2.1.33",
     "gatsby-transformer-remark": "^2.6.27",
     "gatsby-transformer-sharp": "^2.2.20",
     "katex": "^0.11.1",