diff --git a/example/package-lock.json b/example/package-lock.json
index bebf01c..8f02ab3 100644
--- a/example/package-lock.json
+++ b/example/package-lock.json
@@ -951,12 +951,9 @@
       "dev": true
     },
     "graphql": {
-      "version": "14.0.2",
-      "resolved": "https://registry.npmjs.org/graphql/-/graphql-14.0.2.tgz",
-      "integrity": "sha512-gUC4YYsaiSJT1h40krG3J+USGlwhzNTXSb4IOZljn9ag5Tj+RkoXrWp+Kh7WyE3t1NCfab5kzCuxBIvOMERMXw==",
-      "requires": {
-        "iterall": "1.2.2"
-      }
+      "version": "15.0.0",
+      "resolved": "https://registry.npmjs.org/graphql/-/graphql-15.0.0.tgz",
+      "integrity": "sha512-ZyVO1xIF9F+4cxfkdhOJINM+51B06Friuv4M66W7HzUOeFd+vNzUn4vtswYINPi6sysjf1M2Ri/rwZALqgwbaQ=="
     },
     "graphql-type-json": {
       "version": "0.3.0",
@@ -1170,11 +1167,6 @@
       "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
       "dev": true
     },
-    "iterall": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/iterall/-/iterall-1.2.2.tgz",
-      "integrity": "sha512-yynBb1g+RFUPY64fTrFv7nsjRrENBQJaX2UL+2Szc9REFrSNm1rpSXHGzhmAy7a9uv3vlvgBlXnf9RqmPH1/DA=="
-    },
     "js-tokens": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-3.0.2.tgz",
diff --git a/example/package.json b/example/package.json
index 1fcb07e..0bf8004 100644
--- a/example/package.json
+++ b/example/package.json
@@ -30,7 +30,7 @@
     "body-parser": "^1.18.2",
     "express": "^4.16.2",
     "express-graphql": "^0.8.0",
-    "graphql": "^14.0.2",
+    "graphql": "^15.0.0",
     "graphql-type-json": "^0.3.0"
   },
   "devDependencies": {