diff --git a/.drone.yml b/.drone.yml
index 8d0e030..2284df3 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -8,5 +8,5 @@ steps:
   - name: build
     image: golang:1.16.4-buster
     commands:
-      - $SRC=$DRONE_WORKSPACE
+      - export SRC=$DRONE_WORKSPACE
       - $SRC/build.sh
\ No newline at end of file