diff --git a/common/changes/@microsoft/rush/sennyeya-allow-injected-deps-outside-of-subspaces_2024-12-26-19-45.json b/common/changes/@microsoft/rush/sennyeya-allow-injected-deps-outside-of-subspaces_2024-12-26-19-45.json
new file mode 100644
index 00000000000..3da655a179e
--- /dev/null
+++ b/common/changes/@microsoft/rush/sennyeya-allow-injected-deps-outside-of-subspaces_2024-12-26-19-45.json
@@ -0,0 +1,11 @@
+{
+  "changes": [
+    {
+      "comment": "Allow injected dependencies without enabling subspaces.",
+      "type": "none",
+      "packageName": "@microsoft/rush"
+    }
+  ],
+  "packageName": "@microsoft/rush",
+  "email": "aramissennyeydd@users.noreply.github.com"
+}
\ No newline at end of file
diff --git a/libraries/rush-lib/src/logic/RepoStateFile.ts b/libraries/rush-lib/src/logic/RepoStateFile.ts
index 3d875afd66c..074609fa363 100644
--- a/libraries/rush-lib/src/logic/RepoStateFile.ts
+++ b/libraries/rush-lib/src/logic/RepoStateFile.ts
@@ -200,7 +200,7 @@ export class RepoStateFile {
       this._modified = true;
     }
 
-    if (rushConfiguration.isPnpm && rushConfiguration.subspacesFeatureEnabled) {
+    if (rushConfiguration.isPnpm) {
       const packageJsonInjectedDependenciesHash: string | undefined =
         subspace.getPackageJsonInjectedDependenciesHash(variant);