diff --git a/packages/gatsby-transformer-react-docgen/package.json b/packages/gatsby-transformer-react-docgen/package.json
index ad74117e668f4..5f6c2d1d8b721 100644
--- a/packages/gatsby-transformer-react-docgen/package.json
+++ b/packages/gatsby-transformer-react-docgen/package.json
@@ -10,7 +10,7 @@
     "@babel/code-frame": "^7.10.4",
     "@babel/runtime": "^7.11.2",
     "@babel/types": "^7.11.5",
-    "ast-types": "^0.13.3",
+    "ast-types": "^0.13.4",
     "common-tags": "^1.8.0",
     "react-docgen": "^5.3.0"
   },
diff --git a/yarn.lock b/yarn.lock
index 654550c4807ec..268a2b7c10ab6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5099,10 +5099,12 @@ ast-types@0.14.1:
   dependencies:
     tslib "^2.0.1"
 
-ast-types@^0.13.2, ast-types@^0.13.3:
-  version "0.13.3"
-  resolved "https://registry.yarnpkg.com/ast-types/-/ast-types-0.13.3.tgz#50da3f28d17bdbc7969a3a2d83a0e4a72ae755a7"
-  integrity sha512-XTZ7xGML849LkQP86sWdQzfhwbt3YwIO6MqbX9mUNYY98VKaaVZP7YNNm70IpwecbkkxmfC5IYAzOQ/2p29zRA==
+ast-types@^0.13.2, ast-types@^0.13.4:
+  version "0.13.4"
+  resolved "https://registry.yarnpkg.com/ast-types/-/ast-types-0.13.4.tgz#ee0d77b343263965ecc3fb62da16e7222b2b6782"
+  integrity sha512-x1FCFnFifvYDDzTaLII71vG5uvDwgtmDTEVWAxrgeiR8VjMONcCXJx7E+USjDtHlwFmt9MysbqgF9b9Vjr6w+w==
+  dependencies:
+    tslib "^2.0.1"
 
 ast-types@^0.7.0:
   version "0.7.8"
@@ -24358,7 +24360,7 @@ unified@9.0.0:
     trough "^1.0.0"
     vfile "^4.0.0"
 
-unified@9.1.0, unified@^9.0.0:
+unified@9.1.0:
   version "9.1.0"
   resolved "https://registry.yarnpkg.com/unified/-/unified-9.1.0.tgz#7ba82e5db4740c47a04e688a9ca8335980547410"
   integrity sha512-VXOv7Ic6twsKGJDeZQ2wwPqXs2hM0KNu5Hkg9WgAZbSD1pxhZ7p8swqg583nw1Je2fhwHy6U8aEjiI79x1gvag==
@@ -24416,7 +24418,7 @@ unified@^8.0.0, unified@^8.4.2:
     trough "^1.0.0"
     vfile "^4.0.0"
 
-unified@^9.2.0:
+unified@^9.0.0, unified@^9.2.0:
   version "9.2.0"
   resolved "https://registry.yarnpkg.com/unified/-/unified-9.2.0.tgz#67a62c627c40589edebbf60f53edfd4d822027f8"
   integrity sha512-vx2Z0vY+a3YoTj8+pttM3tiJHCwY5UFbYdiWrwBEbHmK8pvsPj2rtAX2BFfgXen8T39CJWblWRDT4L5WGXtDdg==