diff --git a/package.json b/package.json
index f266ee2..49661ad 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "elasticsearch": "^13.2.0",
     "proc-that": "^0.7.0",
     "@types/node": "^8.0.17",
-    "rxjs": "^5.4.2",
+    "rxjs": "^5.5.2",
     "tslib": "^1.7.1"
   }
 }