diff --git a/scripts/wrapper b/scripts/wrapper
index abb1605183..e84df762a9 100755
--- a/scripts/wrapper
+++ b/scripts/wrapper
@@ -20,7 +20,7 @@ wrap() {
   mkdir -p "$(dirname "$file_name")"
   rm -f "$file_name"
   printf "#!/usr/bin/env sh\n" > "$file_name"
-  printf "source \"${rvm_environments_path}/${environment_identifier}\"\n" >> "$file_name"
+  printf ". \"${rvm_environments_path}/${environment_identifier}\"\n" >> "$file_name"
   printf "exec $binary_name \"\$@\"\n" >> "$file_name"
 
   if [[ -f $file_name ]] ; then chmod +x $file_name ; fi