diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a29d70936..cceff019b2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,12 @@
+<a name="18.1.1"></a>
+
+## [18.1.1](https://github.com/ngrx/platform/compare/18.1.0...18.1.1) (2024-10-29)
+
+### Bug Fixes
+
+- **data:** export HttpOptions ([#4564](https://github.com/ngrx/platform/issues/4564)) ([4909627](https://github.com/ngrx/platform/commit/4909627))
+- **router-store:** use non-const enum to allow isolatedModules tsconfig option ([#4554](https://github.com/ngrx/platform/issues/4554)) ([f993759](https://github.com/ngrx/platform/commit/f993759))
+
 <a name="18.1.0"></a>
 
 # [18.1.0](https://github.com/ngrx/platform/compare/18.0.2...18.1.0) (2024-10-08)
diff --git a/modules/component-store/package.json b/modules/component-store/package.json
index beff4257a7..4edd31ad31 100644
--- a/modules/component-store/package.json
+++ b/modules/component-store/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/component-store",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Reactive store for component state",
   "repository": {
     "type": "git",
diff --git a/modules/component-store/schematics-core/utility/libs-version.ts b/modules/component-store/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/component-store/schematics-core/utility/libs-version.ts
+++ b/modules/component-store/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/component/package.json b/modules/component/package.json
index 60f8a60f43..6fbb23f5de 100644
--- a/modules/component/package.json
+++ b/modules/component/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/component",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Reactive Extensions for Angular Components",
   "repository": {
     "type": "git",
diff --git a/modules/component/schematics-core/utility/libs-version.ts b/modules/component/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/component/schematics-core/utility/libs-version.ts
+++ b/modules/component/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/data/package.json b/modules/data/package.json
index 878b57ec27..05488bb12b 100644
--- a/modules/data/package.json
+++ b/modules/data/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/data",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "API management for NgRx",
   "repository": {
     "type": "git",
@@ -22,9 +22,9 @@
   "peerDependencies": {
     "@angular/common": "^18.0.0",
     "@angular/core": "^18.0.0",
-    "@ngrx/store": "18.1.0",
-    "@ngrx/effects": "18.1.0",
-    "@ngrx/entity": "18.1.0",
+    "@ngrx/store": "18.1.1",
+    "@ngrx/effects": "18.1.1",
+    "@ngrx/entity": "18.1.1",
     "rxjs": "^6.5.3 || ^7.5.0"
   },
   "schematics": "./schematics/collection.json",
diff --git a/modules/data/schematics-core/utility/libs-version.ts b/modules/data/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/data/schematics-core/utility/libs-version.ts
+++ b/modules/data/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/effects/package.json b/modules/effects/package.json
index 6d1d20a260..6af04c0ab5 100644
--- a/modules/effects/package.json
+++ b/modules/effects/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/effects",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Side effect model for @ngrx/store",
   "repository": {
     "type": "git",
@@ -22,7 +22,7 @@
   "homepage": "https://github.com/ngrx/platform#readme",
   "peerDependencies": {
     "@angular/core": "^18.0.0",
-    "@ngrx/store": "18.1.0",
+    "@ngrx/store": "18.1.1",
     "rxjs": "^6.5.3 || ^7.5.0"
   },
   "schematics": "./schematics/collection.json",
diff --git a/modules/effects/schematics-core/utility/libs-version.ts b/modules/effects/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/effects/schematics-core/utility/libs-version.ts
+++ b/modules/effects/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/entity/package.json b/modules/entity/package.json
index a3ff0debbe..ab38613ab7 100644
--- a/modules/entity/package.json
+++ b/modules/entity/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/entity",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Common utilities for entity reducers",
   "repository": {
     "type": "git",
@@ -21,7 +21,7 @@
   "homepage": "https://github.com/ngrx/platform#readme",
   "peerDependencies": {
     "@angular/core": "^18.0.0",
-    "@ngrx/store": "18.1.0",
+    "@ngrx/store": "18.1.1",
     "rxjs": "^6.5.3 || ^7.5.0"
   },
   "schematics": "./schematics/collection.json",
diff --git a/modules/entity/schematics-core/utility/libs-version.ts b/modules/entity/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/entity/schematics-core/utility/libs-version.ts
+++ b/modules/entity/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/eslint-plugin/package.json b/modules/eslint-plugin/package.json
index 53e72412b2..cba9d164e6 100644
--- a/modules/eslint-plugin/package.json
+++ b/modules/eslint-plugin/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/eslint-plugin",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "NgRx ESLint Plugin",
   "repository": {
     "type": "git",
diff --git a/modules/operators/package.json b/modules/operators/package.json
index a47aafdbd1..7022ca7a48 100644
--- a/modules/operators/package.json
+++ b/modules/operators/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/operators",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Shared RxJS Operators for NgRx libraries",
   "repository": {
     "type": "git",
diff --git a/modules/operators/schematics-core/utility/libs-version.ts b/modules/operators/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/operators/schematics-core/utility/libs-version.ts
+++ b/modules/operators/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/router-store/package.json b/modules/router-store/package.json
index 73a5052899..fae909128a 100644
--- a/modules/router-store/package.json
+++ b/modules/router-store/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/router-store",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Bindings to connect @angular/router to @ngrx/store",
   "repository": {
     "type": "git",
@@ -23,7 +23,7 @@
     "@angular/common": "^18.0.0",
     "@angular/core": "^18.0.0",
     "@angular/router": "^18.0.0",
-    "@ngrx/store": "18.1.0",
+    "@ngrx/store": "18.1.1",
     "rxjs": "^6.5.3 || ^7.5.0"
   },
   "schematics": "./schematics/collection.json",
diff --git a/modules/router-store/schematics-core/utility/libs-version.ts b/modules/router-store/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/router-store/schematics-core/utility/libs-version.ts
+++ b/modules/router-store/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/schematics-core/utility/libs-version.ts b/modules/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/schematics-core/utility/libs-version.ts
+++ b/modules/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/schematics/package.json b/modules/schematics/package.json
index 39beddd36a..7a5caaadb8 100644
--- a/modules/schematics/package.json
+++ b/modules/schematics/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/schematics",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "NgRx Schematics for Angular",
   "repository": {
     "type": "git",
diff --git a/modules/schematics/schematics-core/utility/libs-version.ts b/modules/schematics/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/schematics/schematics-core/utility/libs-version.ts
+++ b/modules/schematics/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/signals/package.json b/modules/signals/package.json
index 398651e914..1af66d8b2e 100644
--- a/modules/signals/package.json
+++ b/modules/signals/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/signals",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Reactive Store and Set of Utilities for Angular Signals",
   "repository": {
     "type": "git",
diff --git a/modules/signals/schematics-core/utility/libs-version.ts b/modules/signals/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/signals/schematics-core/utility/libs-version.ts
+++ b/modules/signals/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/store-devtools/package.json b/modules/store-devtools/package.json
index a19ebd3339..0e54f5baf2 100644
--- a/modules/store-devtools/package.json
+++ b/modules/store-devtools/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/store-devtools",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "Developer tools for @ngrx/store",
   "repository": {
     "type": "git",
@@ -21,7 +21,7 @@
   "homepage": "https://github.com/ngrx/platform#readme",
   "peerDependencies": {
     "@angular/core": "^18.0.0",
-    "@ngrx/store": "18.1.0",
+    "@ngrx/store": "18.1.1",
     "rxjs": "^6.5.3 || ^7.5.0"
   },
   "schematics": "./schematics/collection.json",
diff --git a/modules/store-devtools/schematics-core/utility/libs-version.ts b/modules/store-devtools/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/store-devtools/schematics-core/utility/libs-version.ts
+++ b/modules/store-devtools/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/modules/store/package.json b/modules/store/package.json
index c1ad1ad3cf..257d4c8b4d 100644
--- a/modules/store/package.json
+++ b/modules/store/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/store",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "RxJS powered Redux for Angular apps",
   "repository": {
     "type": "git",
diff --git a/modules/store/schematics-core/utility/libs-version.ts b/modules/store/schematics-core/utility/libs-version.ts
index d4a2f454d8..9ec2f31698 100644
--- a/modules/store/schematics-core/utility/libs-version.ts
+++ b/modules/store/schematics-core/utility/libs-version.ts
@@ -1 +1 @@
-export const platformVersion = '^18.1.0';
+export const platformVersion = '^18.1.1';
diff --git a/package.json b/package.json
index 01c9c07fed..4e3ba54594 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@ngrx/platform",
-  "version": "18.1.0",
+  "version": "18.1.1",
   "description": "monorepo for ngrx development",
   "scripts": {
     "ng": "ng",