diff --git a/package.json b/package.json
index b630dd4..83fe546 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "build:flow": "find ./src -name '*.js' -not -path '*/__tests__*' | while read filepath; do cp $filepath `echo $filepath | sed 's/\\/src\\//\\/lib\\//g'`.flow; done"
   },
   "peerDependencies": {
-    "graphql": "^0.5.0 || ^0.6.0 || ^0.7.0 || ^0.8.0-b || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0"
+    "graphql": "^14.0.0 || ^15.0.0"
   },
   "devDependencies": {
     "@babel/cli": "7.10.3",
@@ -50,7 +50,7 @@
     "eslint-plugin-istanbul": "0.1.1",
     "eslint-plugin-node": "11.1.0",
     "flow-bin": "0.127.0",
-    "graphql": "^14.1.1",
+    "graphql": "^15.1.0",
     "mocha": "8.0.1",
     "nyc": "15.1.0",
     "prettier": "2.0.5"
diff --git a/yarn.lock b/yarn.lock
index baee357..0187674 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2027,12 +2027,10 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.4.tgz#2256bde14d3632958c465ebc96dc467ca07a29fb"
   integrity sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==
 
-graphql@^14.1.1:
-  version "14.6.0"
-  resolved "https://registry.yarnpkg.com/graphql/-/graphql-14.6.0.tgz#57822297111e874ea12f5cd4419616930cd83e49"
-  integrity sha512-VKzfvHEKybTKjQVpTFrA5yUq2S9ihcZvfJAtsDBBCuV6wauPu1xl/f9ehgVf0FcEJJs4vz6ysb/ZMkGigQZseg==
-  dependencies:
-    iterall "^1.2.2"
+graphql@^15.1.0:
+  version "15.1.0"
+  resolved "https://registry.yarnpkg.com/graphql/-/graphql-15.1.0.tgz#b93e28de805294ec08e1630d901db550cb8960a1"
+  integrity sha512-0TVyfOlCGhv/DBczQkJmwXOK6fjWkjzY3Pt7wY8i0gcYXq8aogG3weCsg48m72lywKSeOqedEHvVPOvZvSD51Q==
 
 growl@1.10.5:
   version "1.10.5"
@@ -2452,11 +2450,6 @@ istanbul-reports@^3.0.2:
     html-escaper "^2.0.0"
     istanbul-lib-report "^3.0.0"
 
-iterall@^1.2.2:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/iterall/-/iterall-1.3.0.tgz#afcb08492e2915cbd8a0884eb93a8c94d0d72fea"
-  integrity sha512-QZ9qOMdF+QLHxy1QIpUHUU1D5pS2CG2P69LF6L6CPjPYA/XMOmKV3PZpawHoAjHNyB0swdVTRxdYT4tbBbxqwg==
-
 iterate-iterator@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/iterate-iterator/-/iterate-iterator-1.0.1.tgz#1693a768c1ddd79c969051459453f082fe82e9f6"