diff --git a/examples/gatsby/package.json b/examples/gatsby/package.json
index 720e6436..80eff358 100644
--- a/examples/gatsby/package.json
+++ b/examples/gatsby/package.json
@@ -15,7 +15,7 @@
     "gatsby": "*",
     "gatsby-plugin-catch-links": "^2.1.2",
     "gatsby-theme-mdx-deck": "^4.1.0",
-    "react": "^16.8.6",
+    "react": "^17.0.2",
     "react-dom": "^16.8.6"
   }
 }
diff --git a/packages/gatsby-plugin/package.json b/packages/gatsby-plugin/package.json
index 1022d91e..d6495e9f 100644
--- a/packages/gatsby-plugin/package.json
+++ b/packages/gatsby-plugin/package.json
@@ -10,12 +10,12 @@
   },
   "peerDependencies": {
     "gatsby": "^2.14.0",
-    "react": "^16.10.0",
+    "react": "^17.0.2",
     "react-dom": "^16.10.0"
   },
   "devDependencies": {
     "gatsby": "^2.14.0",
-    "react": "^16.10.0",
+    "react": "^17.0.2",
     "react-dom": "^16.10.0"
   },
   "dependencies": {
diff --git a/packages/gatsby-theme/package.json b/packages/gatsby-theme/package.json
index 6284fd9b..9cab0258 100644
--- a/packages/gatsby-theme/package.json
+++ b/packages/gatsby-theme/package.json
@@ -10,12 +10,12 @@
   },
   "devDependencies": {
     "gatsby": "^2.13.6",
-    "react": "^16.8.6",
+    "react": "^17.0.2",
     "react-dom": "^16.8.6"
   },
   "peerDependencies": {
     "gatsby": "^2.13.6",
-    "react": "^16.8.6",
+    "react": "^17.0.2",
     "react-dom": "^16.8.6"
   },
   "dependencies": {
diff --git a/packages/mdx-deck/package.json b/packages/mdx-deck/package.json
index 8e62321a..fbf851b9 100644
--- a/packages/mdx-deck/package.json
+++ b/packages/mdx-deck/package.json
@@ -26,7 +26,7 @@
     "gatsby-source-filesystem": "^2.1.48",
     "initit": "^1.0.0-2",
     "meow": "^6.0.0",
-    "react": "^16.8.6",
+    "react": "^17.0.2",
     "react-dom": "^16.8.6"
   },
   "gitHead": "13d00b47780424cc3b52d38ad6f19e99d007c06a"
diff --git a/packages/starter/package.json b/packages/starter/package.json
index 3aca648b..31e5e54d 100644
--- a/packages/starter/package.json
+++ b/packages/starter/package.json
@@ -12,7 +12,7 @@
   "dependencies": {
     "gatsby": "^2.13.25",
     "gatsby-theme-mdx-deck": "^4.1.0",
-    "react": "^16.8.6",
+    "react": "^17.0.2",
     "react-dom": "^16.8.6"
   },
   "gitHead": "36497d5571f1f354261b9f72f1f67e23c07bc22e"
diff --git a/yarn.lock b/yarn.lock
index 6490ab28..bb6bc33f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13708,15 +13708,6 @@ react-test-renderer@^16.12.0:
     react-is "^16.8.6"
     scheduler "^0.19.1"
 
-react@^16.10.0, react@^16.8.6:
-  version "16.12.0"
-  resolved "https://registry.yarnpkg.com/react/-/react-16.12.0.tgz#0c0a9c6a142429e3614834d5a778e18aa78a0b83"
-  integrity sha512-fglqy3k5E+81pA8s+7K0/T3DBCF0ZDOher1elBFzF7O6arXJgzyu/FW+COxFvAWXJoJN9KIZbT2LXlukwphYTA==
-  dependencies:
-    loose-envify "^1.1.0"
-    object-assign "^4.1.1"
-    prop-types "^15.6.2"
-
 react@^16.8.0:
   version "16.13.1"
   resolved "https://registry.yarnpkg.com/react/-/react-16.13.1.tgz#2e818822f1a9743122c063d6410d85c1e3afe48e"
@@ -13726,6 +13717,14 @@ react@^16.8.0:
     object-assign "^4.1.1"
     prop-types "^15.6.2"
 
+react@^17.0.2:
+  version "17.0.2"
+  resolved "https://registry.yarnpkg.com/react/-/react-17.0.2.tgz#d0b5cc516d29eb3eee383f75b62864cfb6800037"
+  integrity sha512-gnhPt75i/dq/z3/6q/0asP78D0u592D5L1pd7M8P+dck6Fu/jJeL6iVVK23fptSUZj8Vjf++7wXA8UNclGQcbA==
+  dependencies:
+    loose-envify "^1.1.0"
+    object-assign "^4.1.1"
+
 read-chunk@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/read-chunk/-/read-chunk-3.2.0.tgz#2984afe78ca9bfbbdb74b19387bf9e86289c16ca"