diff --git a/Jenkinsfile b/Jenkinsfile
index 758057b..ee3a6d2 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -33,7 +33,7 @@ pipeline{
         # git submodule init
         git submodule update --init --depth 1
         cd poky
-        source oe-init-build-env ../build
+        . oe-init-build-env ../build
         bitbake core-image-base
         '''
       }