diff --git a/package.json b/package.json
index 3d8ea9c..d0cd395 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@types/node": "^12.7.4",
     "@types/relay-compiler": "^8.0.0",
     "@types/relay-config": "^6.0.0",
-    "graphql": "^15.3.0",
+    "graphql": "^16.0.0",
     "jest": "26.4.2",
     "prettier": "^2.1.2",
     "relay-compiler": "^10.0.1",
diff --git a/packages/validation-rules/package.json b/packages/validation-rules/package.json
index 4e86277..3617937 100644
--- a/packages/validation-rules/package.json
+++ b/packages/validation-rules/package.json
@@ -16,7 +16,7 @@
     "@relay-graphql-js/generate-config": "^0.1.0"
   },
   "peerDependencies": {
-    "graphql": ">= 14 < 16"
+    "graphql": ">= 14 < 17"
   },
   "keywords": ["relay", "graphql", "graphql-js", "validation"]
 }
diff --git a/packages/vscode-apollo-relay/package.json b/packages/vscode-apollo-relay/package.json
index d2fc542..51cc608 100644
--- a/packages/vscode-apollo-relay/package.json
+++ b/packages/vscode-apollo-relay/package.json
@@ -36,7 +36,7 @@
   },
   "devDependencies": {
     "apollo-language-server": "^1.23.4",
-    "graphql": "^15.3.0",
+    "graphql": "^16.0.0",
     "jest": "26.4.2",
     "prettier": "^2.1.2",
     "relay-compiler": "^10.0.1",
diff --git a/yarn.lock b/yarn.lock
index 1ea1764..029c8eb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3442,7 +3442,7 @@ graphql-tag@^2.10.1:
   resolved "https://registry.yarnpkg.com/graphql-tag/-/graphql-tag-2.11.0.tgz#1deb53a01c46a7eb401d6cb59dec86fa1cccbffd"
   integrity sha512-VmsD5pJqWJnQZMUeRwrDhfgoyqcfwEkvtpANqcoUG8/tOLkwNgU9mzub/Mc78OJMhHjx7gfAMTxzdG43VGg3bA==
 
-"graphql@14.0.2 - 14.2.0 || ^14.3.1 || ^15.0.0", graphql@^15.3.0:
+"graphql@14.0.2 - 14.2.0 || ^14.3.1 || ^15.0.0":
   version "15.3.0"
   resolved "https://registry.yarnpkg.com/graphql/-/graphql-15.3.0.tgz#3ad2b0caab0d110e3be4a5a9b2aa281e362b5278"
   integrity sha512-GTCJtzJmkFLWRfFJuoo9RWWa/FfamUHgiFosxi/X1Ani4AVWbeyBenZTNX6dM+7WSbbFfTo/25eh0LLkwHMw2w==
@@ -3454,6 +3454,11 @@ graphql@^14.5.3:
   dependencies:
     iterall "^1.2.2"
 
+graphql@^16.0.0:
+  version "16.6.0"
+  resolved "https://registry.yarnpkg.com/graphql/-/graphql-16.6.0.tgz#c2dcffa4649db149f6282af726c8c83f1c7c5fdb"
+  integrity sha512-KPIBPDlW7NxrbT/eh4qPXz5FiFdL5UbaA0XUNz2Rp3Z3hqBSkbj0GVjwFDztsWVauZUWsbKHgMg++sk8UX0bkw==
+
 growly@^1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/growly/-/growly-1.3.0.tgz#f10748cbe76af964b7c96c93c6bcc28af120c081"