diff --git a/__tests__/actionUtils.test.ts b/__tests__/actionUtils.test.ts
index 269da8e..4ada017 100644
--- a/__tests__/actionUtils.test.ts
+++ b/__tests__/actionUtils.test.ts
@@ -207,11 +207,13 @@ test("getGCSBucket returns gcs-bucket input when provided", () => {
     try {
         testUtils.setInput("gcs-bucket", "input-bucket");
         process.env["CULA_CACHE_GCS_BUCKET"] = "env-bucket";
+        process.env["CONFIGURED_GCS_BUCKET"] = "configured-bucket";
 
         expect(actionUtils.getGCSBucket()).toBe("input-bucket");
     } finally {
         testUtils.clearInputs();
         delete process.env["CULA_CACHE_GCS_BUCKET"];
+        delete process.env["CONFIGURED_GCS_BUCKET"];
     }
 });
 
@@ -225,15 +227,39 @@ test("getGCSBucket falls back to CULA_CACHE_GCS_BUCKET", () => {
     }
 });
 
+test("getGCSBucket falls back to CONFIGURED_GCS_BUCKET", () => {
+    try {
+        process.env["CONFIGURED_GCS_BUCKET"] = "configured-bucket";
+
+        expect(actionUtils.getGCSBucket()).toBe("configured-bucket");
+    } finally {
+        delete process.env["CONFIGURED_GCS_BUCKET"];
+    }
+});
+
+test("getGCSBucket prefers CULA_CACHE_GCS_BUCKET over CONFIGURED_GCS_BUCKET", () => {
+    try {
+        process.env["CULA_CACHE_GCS_BUCKET"] = "env-bucket";
+        process.env["CONFIGURED_GCS_BUCKET"] = "configured-bucket";
+
+        expect(actionUtils.getGCSBucket()).toBe("env-bucket");
+    } finally {
+        delete process.env["CULA_CACHE_GCS_BUCKET"];
+        delete process.env["CONFIGURED_GCS_BUCKET"];
+    }
+});
+
 test("getGCSBucket returns empty string without input or environment variable", () => {
     try {
         testUtils.clearInputs();
         delete process.env["CULA_CACHE_GCS_BUCKET"];
+        delete process.env["CONFIGURED_GCS_BUCKET"];
 
         expect(actionUtils.getGCSBucket()).toBe("");
     } finally {
         testUtils.clearInputs();
         delete process.env["CULA_CACHE_GCS_BUCKET"];
+        delete process.env["CONFIGURED_GCS_BUCKET"];
     }
 });
 
diff --git a/action.yml b/action.yml
index 5378462..ce2dd79 100644
--- a/action.yml
+++ b/action.yml
@@ -27,7 +27,7 @@ inputs:
     default: 'false'
     required: false
   gcs-bucket:
-    description: 'Google Cloud Storage bucket name to use for caching. When provided, GCS will be used as the cache backend. Defaults to the CULA_CACHE_GCS_BUCKET environment variable when omitted.'
+    description: 'Google Cloud Storage bucket name to use for caching. When provided, GCS will be used as the cache backend. Defaults to the CULA_CACHE_GCS_BUCKET or CONFIGURED_GCS_BUCKET environment variable when omitted.'
     required: false
   gcs-path-prefix:
     description: 'Optional prefix path within the GCS bucket for cache files'
diff --git a/dist/restore-only/index.js b/dist/restore-only/index.js
index 83a37f4..3fb4e9b 100644
--- a/dist/restore-only/index.js
+++ b/dist/restore-only/index.js
@@ -78376,7 +78376,10 @@ function getInputAsBool(name, options) {
     return result.toLowerCase() === "true";
 }
 function getGCSBucket() {
-    return core.getInput(constants_1.Inputs.GCSBucket) || process.env["CULA_CACHE_GCS_BUCKET"] || "";
+    return (core.getInput(constants_1.Inputs.GCSBucket) ||
+        process.env["CULA_CACHE_GCS_BUCKET"] ||
+        process.env["CONFIGURED_GCS_BUCKET"] ||
+        "");
 }
 // Check if GCS is configured and available
 function isGCSAvailable() {
diff --git a/dist/restore/index.js b/dist/restore/index.js
index 37406ce..d436f8d 100644
--- a/dist/restore/index.js
+++ b/dist/restore/index.js
@@ -78376,7 +78376,10 @@ function getInputAsBool(name, options) {
     return result.toLowerCase() === "true";
 }
 function getGCSBucket() {
-    return core.getInput(constants_1.Inputs.GCSBucket) || process.env["CULA_CACHE_GCS_BUCKET"] || "";
+    return (core.getInput(constants_1.Inputs.GCSBucket) ||
+        process.env["CULA_CACHE_GCS_BUCKET"] ||
+        process.env["CONFIGURED_GCS_BUCKET"] ||
+        "");
 }
 // Check if GCS is configured and available
 function isGCSAvailable() {
diff --git a/dist/save-only/index.js b/dist/save-only/index.js
index 72e3ba2..e64bfb9 100644
--- a/dist/save-only/index.js
+++ b/dist/save-only/index.js
@@ -78389,7 +78389,10 @@ function getInputAsBool(name, options) {
     return result.toLowerCase() === "true";
 }
 function getGCSBucket() {
-    return core.getInput(constants_1.Inputs.GCSBucket) || process.env["CULA_CACHE_GCS_BUCKET"] || "";
+    return (core.getInput(constants_1.Inputs.GCSBucket) ||
+        process.env["CULA_CACHE_GCS_BUCKET"] ||
+        process.env["CONFIGURED_GCS_BUCKET"] ||
+        "");
 }
 // Check if GCS is configured and available
 function isGCSAvailable() {
diff --git a/dist/save/index.js b/dist/save/index.js
index cd40ceb..6237269 100644
--- a/dist/save/index.js
+++ b/dist/save/index.js
@@ -78389,7 +78389,10 @@ function getInputAsBool(name, options) {
     return result.toLowerCase() === "true";
 }
 function getGCSBucket() {
-    return core.getInput(constants_1.Inputs.GCSBucket) || process.env["CULA_CACHE_GCS_BUCKET"] || "";
+    return (core.getInput(constants_1.Inputs.GCSBucket) ||
+        process.env["CULA_CACHE_GCS_BUCKET"] ||
+        process.env["CONFIGURED_GCS_BUCKET"] ||
+        "");
 }
 // Check if GCS is configured and available
 function isGCSAvailable() {
diff --git a/restore/action.yml b/restore/action.yml
index 15ae1ab..1680734 100644
--- a/restore/action.yml
+++ b/restore/action.yml
@@ -24,7 +24,7 @@ inputs:
     default: 'false'
     required: false
   gcs-bucket:
-    description: 'Google Cloud Storage bucket name to use for caching. When provided, GCS will be used as the cache backend. Defaults to the CULA_CACHE_GCS_BUCKET environment variable when omitted.'
+    description: 'Google Cloud Storage bucket name to use for caching. When provided, GCS will be used as the cache backend. Defaults to the CULA_CACHE_GCS_BUCKET or CONFIGURED_GCS_BUCKET environment variable when omitted.'
     required: false
   gcs-path-prefix:
     description: 'Optional prefix path within the GCS bucket for cache files'
diff --git a/save/action.yml b/save/action.yml
index c450da8..4e2d098 100644
--- a/save/action.yml
+++ b/save/action.yml
@@ -16,7 +16,7 @@ inputs:
     default: 'false'
     required: false
   gcs-bucket:
-    description: 'Google Cloud Storage bucket name to use for caching. When provided, GCS will be used as the cache backend. Defaults to the CULA_CACHE_GCS_BUCKET environment variable when omitted.'
+    description: 'Google Cloud Storage bucket name to use for caching. When provided, GCS will be used as the cache backend. Defaults to the CULA_CACHE_GCS_BUCKET or CONFIGURED_GCS_BUCKET environment variable when omitted.'
     required: false
   gcs-path-prefix:
     description: 'Optional prefix path within the GCS bucket for cache files'
diff --git a/src/utils/actionUtils.ts b/src/utils/actionUtils.ts
index 3206b0e..7958c79 100644
--- a/src/utils/actionUtils.ts
+++ b/src/utils/actionUtils.ts
@@ -67,7 +67,12 @@ export function getInputAsBool(
 }
 
 export function getGCSBucket(): string {
-    return core.getInput(Inputs.GCSBucket) || process.env["CULA_CACHE_GCS_BUCKET"] || "";
+    return (
+        core.getInput(Inputs.GCSBucket) ||
+        process.env["CULA_CACHE_GCS_BUCKET"] ||
+        process.env["CONFIGURED_GCS_BUCKET"] ||
+        ""
+    );
 }
 
 // Check if GCS is configured and available