diff --git a/package.json b/package.json
index 1ff3ce9ab..f39b28a22 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     ]
   },
   "dependencies": {
-    "apollo-cache-inmemory": "~1.5.0",
+    "apollo-cache-inmemory": "~1.5.1",
     "apollo-client": "~2.5.1",
     "apollo-link-http": "~1.5.11",
     "apollo-server": "~2.4.8",
diff --git a/yarn.lock b/yarn.lock
index ab8c1d402..15f107045 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -961,18 +961,18 @@ apollo-cache-control@^0.1.0:
   dependencies:
     graphql-extensions "^0.0.x"
 
-apollo-cache-inmemory@~1.5.0:
-  version "1.5.0"
-  resolved "https://registry.yarnpkg.com/apollo-cache-inmemory/-/apollo-cache-inmemory-1.5.0.tgz#90b1a38f744762ab47c415b9d7b2d32fbd803088"
-  integrity sha512-hyg8R7G3XOfZhl8fQLs0vGEwi2rr8PuEIiumCY4qmwviaGsmwjs/Dm63cyeMm3Sfu05vzFQkwMdBf5u7xBg3cQ==
+apollo-cache-inmemory@~1.5.1:
+  version "1.5.1"
+  resolved "https://registry.yarnpkg.com/apollo-cache-inmemory/-/apollo-cache-inmemory-1.5.1.tgz#265d1ee67b0bf0aca9c37629d410bfae44e62953"
+  integrity sha512-D3bdpPmWfaKQkWy8lfwUg+K8OBITo3sx0BHLs1B/9vIdOIZ7JNCKq3EUcAgAfInomJUdN0QG1yOfi8M8hxkN1g==
   dependencies:
-    apollo-cache "^1.2.0"
-    apollo-utilities "^1.2.0"
+    apollo-cache "^1.2.1"
+    apollo-utilities "^1.2.1"
     optimism "^0.6.9"
     ts-invariant "^0.2.1"
     tslib "^1.9.3"
 
-apollo-cache@1.2.1, apollo-cache@^1.2.0:
+apollo-cache@1.2.1, apollo-cache@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/apollo-cache/-/apollo-cache-1.2.1.tgz#aae71eb4a11f1f7322adc343f84b1a39b0693644"
   integrity sha512-nzFmep/oKlbzUuDyz6fS6aYhRmfpcHWqNkkA9Bbxwk18RD6LXC4eZkuE0gXRX0IibVBHNjYVK+Szi0Yied4SpQ==
@@ -1264,7 +1264,7 @@ apollo-upload-server@^7.0.0:
     http-errors "^1.7.0"
     object-path "^0.11.4"
 
-apollo-utilities@1.2.1, apollo-utilities@^1.0.1, apollo-utilities@^1.2.0, apollo-utilities@^1.2.1:
+apollo-utilities@1.2.1, apollo-utilities@^1.0.1, apollo-utilities@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/apollo-utilities/-/apollo-utilities-1.2.1.tgz#1c3a1ebf5607d7c8efe7636daaf58e7463b41b3c"
   integrity sha512-Zv8Udp9XTSFiN8oyXOjf6PMHepD4yxxReLsl6dPUy5Ths7jti3nmlBzZUOxuTWRwZn0MoclqL7RQ5UEJN8MAxg==