diff --git a/test/gpg/docker-compose.yml b/test/gpg/docker-compose.yml
index 2a53971..e37edb2 100644
--- a/test/gpg/docker-compose.yml
+++ b/test/gpg/docker-compose.yml
@@ -9,7 +9,7 @@ services:
       BACKUP_FILENAME: test.tar.gz
       BACKUP_LATEST_SYMLINK: test-latest.tar.gz.gpg
       BACKUP_RETENTION_DAYS: ${BACKUP_RETENTION_DAYS:-7}
-      GPG_PASSPHRASE: 1234secret
+      GPG_PASSPHRASE: 1234#$$ecret
     volumes:
       - ./local:/archive
       - app_data:/backup/app_data:ro
diff --git a/test/gpg/run.sh b/test/gpg/run.sh
index f2559ae..318c123 100755
--- a/test/gpg/run.sh
+++ b/test/gpg/run.sh
@@ -17,7 +17,7 @@ expect_running_containers "2"
 
 tmp_dir=$(mktemp -d)
 
-echo 1234secret | gpg -d --pinentry-mode loopback --yes --passphrase-fd 0 ./local/test.tar.gz.gpg > ./local/decrypted.tar.gz
+echo "1234#\$ecret" | gpg -d --pinentry-mode loopback --yes --passphrase-fd 0 ./local/test.tar.gz.gpg > ./local/decrypted.tar.gz
 tar -xf ./local/decrypted.tar.gz -C $tmp_dir
 ls -lah $tmp_dir
 if [ ! -f $tmp_dir/backup/app_data/offen.db ]; then