diff --git a/src/Resources/config/services.yml b/src/Resources/config/services.yml
index 6e0c2b2..3fc50ba 100644
--- a/src/Resources/config/services.yml
+++ b/src/Resources/config/services.yml
@@ -3,6 +3,6 @@ parameters:
 
 services:
     aws_sdk:
-        class: %aws_sdk.class%
+        class: "%aws_sdk.class%"
         arguments:
-            - ~
\ No newline at end of file
+            - ~