diff --git a/.github/workflows/build-nightly.yml b/.github/workflows/build-nightly.yml
index c60b8f6e..a444b33d 100644
--- a/.github/workflows/build-nightly.yml
+++ b/.github/workflows/build-nightly.yml
@@ -34,7 +34,6 @@ jobs:
           echo $ENCODED_STRING | base64 -di > "${TMP_KEYSTORE_FILE_PATH}"/keystore.jks
       - name: Build and sign APK
         env:
-          KEYSTORE_FILE: "${RUNNER_TEMP}/keystore/keystore.jks"
           KEYSTORE_PASSWORD: ${{ secrets.KEYSTORE_PASSWORD }}
           SIGNING_KEY_ALIAS: ${{ secrets.SIGNING_KEY_ALIAS }}
           SIGNING_KEY_PASSWORD: ${{ secrets.SIGNING_KEY_PASSWORD }}
diff --git a/app/app/build.gradle.kts b/app/app/build.gradle.kts
index b2a793cc..4c019351 100644
--- a/app/app/build.gradle.kts
+++ b/app/app/build.gradle.kts
@@ -34,7 +34,7 @@ android {
 
     signingConfigs {
         create("gh-actions") {
-            storeFile = file(System.getenv("KEYSTORE_FILE"))
+            storeFile = file("${System.getenv("RUNNER_TEMP")}/keystore/keystore.jks")
             storePassword = System.getenv("KEYSTORE_PASSWORD")
             keyAlias = System.getenv("SIGNING_KEY_ALIAS")
             keyPassword = System.getenv("SIGNING_KEY_PASSWORD")