diff --git a/package.json b/package.json
index 1c6e8f2ce..a0f745bf7 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   "dependencies": {
     "apollo-cache-inmemory": "~1.5.1",
     "apollo-client": "~2.5.1",
-    "apollo-link-http": "~1.5.11",
+    "apollo-link-http": "~1.5.12",
     "apollo-server": "~2.4.8",
     "bcryptjs": "~2.4.3",
     "cheerio": "~1.0.0-rc.2",
diff --git a/yarn.lock b/yarn.lock
index 18d336c7a..215a608ab 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1106,27 +1106,33 @@ apollo-link-dedup@^1.0.0:
   dependencies:
     apollo-link "^1.2.4"
 
-apollo-link-http-common@^0.2.10:
-  version "0.2.10"
-  resolved "https://registry.yarnpkg.com/apollo-link-http-common/-/apollo-link-http-common-0.2.10.tgz#b5bbf502ff40a81cc00281ba3b8543b7ad866dfe"
-  integrity sha512-KY9nhpAurw3z48OIYV0sCZFXrzWp/wjECsveK+Q9GUhhSe1kEbbUjFfmi+qigg+iELgdp5V8ioRJhinl1vPojw==
+apollo-link-http-common@^0.2.11:
+  version "0.2.11"
+  resolved "https://registry.yarnpkg.com/apollo-link-http-common/-/apollo-link-http-common-0.2.11.tgz#d4e494ed1e45ea0e0c0ed60f3df64541d0de682d"
+  integrity sha512-FjtzEDiG6blH/2MR4fpVNoxdZUFmddP0sez34qnoLaYz6ABFbTDlmRE/dVN79nPExM4Spfs/DtW7KRqyjJ3tOg==
   dependencies:
-    apollo-link "^1.2.8"
+    apollo-link "^1.2.9"
+    ts-invariant "^0.3.2"
+    tslib "^1.9.3"
 
-apollo-link-http@~1.5.11:
-  version "1.5.11"
-  resolved "https://registry.yarnpkg.com/apollo-link-http/-/apollo-link-http-1.5.11.tgz#1f72a377d03e874a08bc9eadb1ce7ecb166f1e56"
-  integrity sha512-wDG+I9UmpfaZRPIvTYBgkvqiCgmz6yWgvuzW/S24Q4r4Xrfe6sLpg2FmarhtdP+hdN+IXTLbFNCZ+Trgfpifow==
+apollo-link-http@~1.5.12:
+  version "1.5.12"
+  resolved "https://registry.yarnpkg.com/apollo-link-http/-/apollo-link-http-1.5.12.tgz#878d48bf9d8ae091752710529a222c4a5548118e"
+  integrity sha512-2tS36RIU6OdxzoWYTPrjvDTF2sCrnlaJ6SL7j0ILPn1Lmw4y6YLwKDsv/SWLwtodtVe9v1dLCGKIGMRMM/SdyA==
   dependencies:
-    apollo-link "^1.2.8"
-    apollo-link-http-common "^0.2.10"
+    apollo-link "^1.2.9"
+    apollo-link-http-common "^0.2.11"
+    tslib "^1.9.3"
 
-apollo-link@^1.0.0, apollo-link@^1.2.3, apollo-link@^1.2.4, apollo-link@^1.2.8:
-  version "1.2.8"
-  resolved "https://registry.yarnpkg.com/apollo-link/-/apollo-link-1.2.8.tgz#0f252adefd5047ac1a9f35ba9439d216587dcd84"
-  integrity sha512-lfzGRxhK9RmiH3HPFi7TIEBhhDY9M5a2ZDnllcfy5QDk7cCQHQ1WQArcw1FK0g1B+mV4Kl72DSrlvZHZJEolrA==
+apollo-link@^1.0.0, apollo-link@^1.2.3, apollo-link@^1.2.4, apollo-link@^1.2.9:
+  version "1.2.9"
+  resolved "https://registry.yarnpkg.com/apollo-link/-/apollo-link-1.2.9.tgz#40a8f0b90716ce3fd6beb27b7eae1108b92e0054"
+  integrity sha512-ZLUwthOFZq4lxchQ2jeBfVqS/UDdcVmmh8aUw6Ar9awZH4r+RgkcDeu2ooFLUfodWE3mZr7wIZuYsBas/MaNVA==
   dependencies:
-    zen-observable-ts "^0.8.15"
+    apollo-utilities "^1.2.1"
+    ts-invariant "^0.3.2"
+    tslib "^1.9.3"
+    zen-observable-ts "^0.8.16"
 
 apollo-server-caching@0.3.1:
   version "0.3.1"
@@ -6781,6 +6787,13 @@ ts-invariant@^0.2.1:
   dependencies:
     tslib "^1.9.3"
 
+ts-invariant@^0.3.2:
+  version "0.3.2"
+  resolved "https://registry.yarnpkg.com/ts-invariant/-/ts-invariant-0.3.2.tgz#89a2ffeb70879b777258df1df1c59383c35209b0"
+  integrity sha512-QsY8BCaRnHiB5T6iE4DPlJMAKEG3gzMiUco9FEt1jUXQf0XP6zi0idT0i0rMTu8A326JqNSDsmlkA9dRSh1TRg==
+  dependencies:
+    tslib "^1.9.3"
+
 tslib@^1.9.0, tslib@^1.9.3:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
@@ -7257,11 +7270,12 @@ yup@^0.26.10:
     synchronous-promise "^2.0.5"
     toposort "^2.0.2"
 
-zen-observable-ts@^0.8.15:
-  version "0.8.15"
-  resolved "https://registry.yarnpkg.com/zen-observable-ts/-/zen-observable-ts-0.8.15.tgz#6cf7df6aa619076e4af2f707ccf8a6290d26699b"
-  integrity sha512-sXKPWiw6JszNEkRv5dQ+lQCttyjHM2Iks74QU5NP8mMPS/NrzTlHDr780gf/wOBqmHkPO6NCLMlsa+fAQ8VE8w==
+zen-observable-ts@^0.8.16:
+  version "0.8.16"
+  resolved "https://registry.yarnpkg.com/zen-observable-ts/-/zen-observable-ts-0.8.16.tgz#969367299074fe17422fe2f46ee417e9a30cf3fa"
+  integrity sha512-pQl75N7qwgybKVsh6WFO+WwPRijeQ52Gn1vSf4uvPFXald9CbVQXLa5QrOPEJhdZiC+CD4quqOVqSG+Ptz5XLA==
   dependencies:
+    tslib "^1.9.3"
     zen-observable "^0.8.0"
 
 zen-observable@^0.8.0: