diff --git a/platform/android/java/editor/build.gradle b/platform/android/java/editor/build.gradle
index f9a3e10680c..b8b42336361 100644
--- a/platform/android/java/editor/build.gradle
+++ b/platform/android/java/editor/build.gradle
@@ -37,7 +37,7 @@ ext {
     // Return the keystore file used for signing the release build.
     getGodotKeystoreFile = { ->
         def keyStore = System.getenv("GODOT_ANDROID_SIGN_KEYSTORE")
-        if (keyStore == null) {
+        if (keyStore == null || keyStore.isEmpty()) {
             return null
         }
         return file(keyStore)