diff --git a/site/package.json b/site/package.json
index 7a0b90365..be51a5e05 100644
--- a/site/package.json
+++ b/site/package.json
@@ -8,7 +8,7 @@
     "bulma": "0.7.4",
     "classnames": "2.2.6",
     "docsearch.js": "2.6.2",
-    "gatsby": "2.1.10",
+    "gatsby": "2.1.11",
     "gatsby-image": "2.0.29",
     "gatsby-plugin-catch-links": "2.0.11",
     "gatsby-plugin-manifest": "2.0.18",
@@ -23,7 +23,7 @@
     "gatsby-remark-images": "3.0.4",
     "gatsby-remark-prismjs": "3.2.4",
     "gatsby-remark-smartypants": "2.0.8",
-    "gatsby-source-filesystem": "2.0.20",
+    "gatsby-source-filesystem": "2.0.21",
     "gatsby-transformer-remark": "2.2.5",
     "node-sass": "4.11.0",
     "prismjs": "1.15.0",
diff --git a/site/yarn.lock b/site/yarn.lock
index 91ac1c301..877f29e0b 100644
--- a/site/yarn.lock
+++ b/site/yarn.lock
@@ -6120,10 +6120,10 @@ gatsby-remark-smartypants@2.0.8:
     retext-smartypants "^3.0.0"
     unist-util-visit "^1.3.0"
 
-gatsby-source-filesystem@2.0.20:
-  version "2.0.20"
-  resolved "https://registry.yarnpkg.com/gatsby-source-filesystem/-/gatsby-source-filesystem-2.0.20.tgz#0bb3dcf905c6856d87e7a44d73bd8ff056cd5b95"
-  integrity sha512-nS2hBsqKEQIJ5Yd+g9p++FcsfmvbQmZlBUzx04VPBYZBu2LuLA/ZxQkmdiTNnbDQ18KJw0Zu2PnmUerPnEMqyg==
+gatsby-source-filesystem@2.0.21:
+  version "2.0.21"
+  resolved "https://registry.yarnpkg.com/gatsby-source-filesystem/-/gatsby-source-filesystem-2.0.21.tgz#038b129079b198026dd789f099639fd09d58e7e1"
+  integrity sha512-lovfFurLb4h0eTJuCQHYhwPCbpZLePdtR3IurCjK+z5S0KLOJFqOOnsqO3rTkspus1EWzB3fkUZn8XuCB9lkWA==
   dependencies:
     "@babel/runtime" "^7.0.0"
     better-queue "^3.8.7"
@@ -6178,10 +6178,10 @@ gatsby-transformer-sharp@2.1.14:
     probe-image-size "^4.0.0"
     sharp "^0.21.3"
 
-gatsby@2.1.10:
-  version "2.1.10"
-  resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.1.10.tgz#130f91efa9ccfc9331e33d5883cda96bc99b8df0"
-  integrity sha512-yqC9KRfsNct1QAI9ilrNofXz9fPQlqb5DliZnJ3su9KX4BzVCO3J8ysafTAmzP8LvnpGIxI7rF8YUcN63/HaJQ==
+gatsby@2.1.11:
+  version "2.1.11"
+  resolved "https://registry.yarnpkg.com/gatsby/-/gatsby-2.1.11.tgz#e9f10754cae419534aef06768ff309150ae395c1"
+  integrity sha512-PD/UGJRR5FHUmd99HvXdm3A4e7tUbE36chKyRJugXzxJ+0O0MbiKd5+Ovpi0+Ni87JEq2SP3Zhao1xAwJdHtkw==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     "@babel/core" "^7.0.0"