diff --git a/.circleci/config.yml b/.circleci/config.yml
index ab694346..ca46dc9c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -9,7 +9,7 @@ jobs:
       FLAVOR1: Prod
       FLAVOR2: NoFree
       BUILD_TYPE: Release
-      SIGN_CONFIG: "-PchaosflixKeystore=\$KEYSTORE -PchaosflixStorePassword=\$KEYSTORE_PASSWORD -PchaosflixKeyName=\$KEY_NAME -PchaosflixKeyPassword=\$KEYSTORE_PASSWORD"
+      SIGN_CONFIG: "-PchaosflixKeystore=\${!KEYSTORE} -PchaosflixStorePassword=\${!KEYSTORE_PASSWORD} -PchaosflixKeyName=\${!KEY_NAME} -PchaosflixKeyPassword=\${!KEYSTORE_PASSWORD}"
     branches:
       only:
         - circleCI