diff --git a/packages/angular_devkit/architect/package.json b/packages/angular_devkit/architect/package.json
index c7c11e4552b1..bc38eab1bccf 100644
--- a/packages/angular_devkit/architect/package.json
+++ b/packages/angular_devkit/architect/package.json
@@ -7,7 +7,7 @@
   "typings": "src/index.d.ts",
   "dependencies": {
     "@angular-devkit/core": "0.0.0",
-    "rxjs": "6.5.4"
+    "rxjs": "6.5.5"
   },
   "builders": "./builders/builders.json"
 }
diff --git a/packages/angular_devkit/architect_cli/package.json b/packages/angular_devkit/architect_cli/package.json
index 99cddfd82521..dbd87460e1d2 100644
--- a/packages/angular_devkit/architect_cli/package.json
+++ b/packages/angular_devkit/architect_cli/package.json
@@ -17,7 +17,7 @@
     "@angular-devkit/core": "0.0.0",
     "minimist": "1.2.5",
     "progress": "2.0.3",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "symbol-observable": "1.2.0"
   },
   "devDependencies": {
diff --git a/packages/angular_devkit/benchmark/package.json b/packages/angular_devkit/benchmark/package.json
index 95ffbe2f5922..7c16e1e55de8 100644
--- a/packages/angular_devkit/benchmark/package.json
+++ b/packages/angular_devkit/benchmark/package.json
@@ -18,7 +18,7 @@
     "minimist": "1.2.5",
     "pidusage": "2.0.18",
     "pidtree": "0.4.0",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "tree-kill": "^1.2.0"
   }
 }
\ No newline at end of file
diff --git a/packages/angular_devkit/build_angular/package.json b/packages/angular_devkit/build_angular/package.json
index 7fd7c27c4c25..d06094fc389f 100644
--- a/packages/angular_devkit/build_angular/package.json
+++ b/packages/angular_devkit/build_angular/package.json
@@ -49,7 +49,7 @@
     "regenerator-runtime": "0.13.5",
     "rimraf": "3.0.2",
     "rollup": "2.4.0",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "sass": "1.26.3",
     "sass-loader": "8.0.2",
     "semver": "7.2.1",
diff --git a/packages/angular_devkit/build_ng_packagr/package.json b/packages/angular_devkit/build_ng_packagr/package.json
index 00997651e044..70f9c387154a 100644
--- a/packages/angular_devkit/build_ng_packagr/package.json
+++ b/packages/angular_devkit/build_ng_packagr/package.json
@@ -8,7 +8,7 @@
   "builders": "builders.json",
   "dependencies": {
     "@angular-devkit/architect": "0.0.0",
-    "rxjs": "6.5.4"
+    "rxjs": "6.5.5"
   },
   "peerDependencies": {
     "ng-packagr": "^9.0.0",
diff --git a/packages/angular_devkit/build_webpack/package.json b/packages/angular_devkit/build_webpack/package.json
index acbeebf3c92b..6ea83f490dc9 100644
--- a/packages/angular_devkit/build_webpack/package.json
+++ b/packages/angular_devkit/build_webpack/package.json
@@ -9,7 +9,7 @@
   "dependencies": {
     "@angular-devkit/architect": "0.0.0",
     "@angular-devkit/core": "0.0.0",
-    "rxjs": "6.5.4"
+    "rxjs": "6.5.5"
   },
   "peerDependencies": {
     "webpack": "^4.6.0",
diff --git a/packages/angular_devkit/core/package.json b/packages/angular_devkit/core/package.json
index a561ec75a61d..d0f8dcb96c3e 100644
--- a/packages/angular_devkit/core/package.json
+++ b/packages/angular_devkit/core/package.json
@@ -11,7 +11,7 @@
     "ajv": "6.12.0",
     "fast-json-stable-stringify": "2.1.0",
     "magic-string": "0.25.7",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "source-map": "0.7.3"
   },
   "devDependencies": {
diff --git a/packages/angular_devkit/schematics/package.json b/packages/angular_devkit/schematics/package.json
index 3ab453f3c887..75a50a074ad9 100644
--- a/packages/angular_devkit/schematics/package.json
+++ b/packages/angular_devkit/schematics/package.json
@@ -15,6 +15,6 @@
   "dependencies": {
     "@angular-devkit/core": "0.0.0",
     "ora": "4.0.3",
-    "rxjs": "6.5.4"
+    "rxjs": "6.5.5"
   }
 }
diff --git a/packages/angular_devkit/schematics_cli/package.json b/packages/angular_devkit/schematics_cli/package.json
index 41df9f9c4e36..14af793f5ec9 100644
--- a/packages/angular_devkit/schematics_cli/package.json
+++ b/packages/angular_devkit/schematics_cli/package.json
@@ -20,7 +20,7 @@
     "@schematics/schematics": "0.0.0",
     "inquirer": "7.1.0",
     "minimist": "1.2.5",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "symbol-observable": "1.2.0"
   }
 }
diff --git a/packages/ngtools/webpack/package.json b/packages/ngtools/webpack/package.json
index 79797c5bd819..183ebb92b1c5 100644
--- a/packages/ngtools/webpack/package.json
+++ b/packages/ngtools/webpack/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "@angular-devkit/core": "0.0.0",
     "enhanced-resolve": "4.1.1",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "webpack-sources": "1.4.3"
   },
   "peerDependencies": {
diff --git a/packages/schematics/update/package.json b/packages/schematics/update/package.json
index 3ea2b799fa0d..b8a013068208 100644
--- a/packages/schematics/update/package.json
+++ b/packages/schematics/update/package.json
@@ -17,7 +17,7 @@
     "ini": "1.3.5",
     "npm-package-arg": "^8.0.0",
     "pacote": "9.5.12",
-    "rxjs": "6.5.4",
+    "rxjs": "6.5.5",
     "semver": "7.2.1",
     "semver-intersect": "1.4.0"
   }
diff --git a/yarn.lock b/yarn.lock
index c99c266c6bf1..895ffaedd1dc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10481,7 +10481,7 @@ rxjs@6.5.4:
   dependencies:
     tslib "^1.9.0"
 
-rxjs@^6.5.0, rxjs@^6.5.3:
+rxjs@6.5.5, rxjs@^6.5.0, rxjs@^6.5.3:
   version "6.5.5"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.5.5.tgz#c5c884e3094c8cfee31bf27eb87e54ccfc87f9ec"
   integrity sha512-WfQI+1gohdf0Dai/Bbmk5L5ItH5tYqm3ki2c5GdWhKjalzjg93N3avFjVStyZZz+A2Em+ZxKH5bNghw9UeylGQ==