diff --git a/flatpak-builder/action.yml b/flatpak-builder/action.yml
index f9f2879..a058495 100644
--- a/flatpak-builder/action.yml
+++ b/flatpak-builder/action.yml
@@ -54,7 +54,7 @@ inputs:
   cache-key:
     description: >
       Defines the cache-key to use.
-      Defaults to flatpak-builder-${sha256(manifestPath)}
+      Defaults to flatpak-builder-${arch}-${sha256(manifestPath)}
     required: false
   branch:
     description: The flatpak branch.
diff --git a/flatpak-builder/dist/index.js b/flatpak-builder/dist/index.js
index 952a996..1419fff 100644
--- a/flatpak-builder/dist/index.js
+++ b/flatpak-builder/dist/index.js
@@ -2,7 +2,7 @@
 /******/ 	var __webpack_modules__ = ({
 
 /***/ 4682:
-/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => {
+/***/ (function(module, __unused_webpack_exports, __nccwpck_require__) {
 
 const core = __nccwpck_require__(504)
 const exec = __nccwpck_require__(4859)
@@ -72,7 +72,7 @@ class Configuration {
     if (!this._cacheKey) {
       try {
         if (!this._manifestHash) { this._manifestHash = (await computeHash(this.manifestPath)).substring(0, 20) }
-        return `flatpak-builder-${this._manifestHash}-${this.arch}`
+        return `flatpak-builder-${this.arch}-${this._manifestHash}`
       } catch (err) {
         core.setFailed(`Fail to create create cache key based on manifest hash: ${err}`)
       }
@@ -334,8 +334,7 @@ const prepareBuild = async (config) => {
       [...CACHE_PATH], // TODO: drop once https://github.com/actions/toolkit/pull/1378 is merged
       `${cacheKey}`,
       [
-        'flatpak-builder-',
-        'flatpak-'
+        `flatpak-builder-${this.arch}-`
       ]
     )
     if (cacheHitKey !== undefined) {
diff --git a/flatpak-builder/index.js b/flatpak-builder/index.js
index 32bfed4..2cb7fc8 100644
--- a/flatpak-builder/index.js
+++ b/flatpak-builder/index.js
@@ -66,7 +66,7 @@ class Configuration {
     if (!this._cacheKey) {
       try {
         if (!this._manifestHash) { this._manifestHash = (await computeHash(this.manifestPath)).substring(0, 20) }
-        return `flatpak-builder-${this._manifestHash}-${this.arch}`
+        return `flatpak-builder-${this.arch}-${this._manifestHash}`
       } catch (err) {
         core.setFailed(`Fail to create create cache key based on manifest hash: ${err}`)
       }
@@ -328,8 +328,7 @@ const prepareBuild = async (config) => {
       [...CACHE_PATH], // TODO: drop once https://github.com/actions/toolkit/pull/1378 is merged
       `${cacheKey}`,
       [
-        'flatpak-builder-',
-        'flatpak-'
+        `flatpak-builder-${this.arch}-`
       ]
     )
     if (cacheHitKey !== undefined) {