diff --git a/tasks/main.yml b/tasks/main.yml
index d8b06ff..d65aae1 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -2,7 +2,7 @@
 # tasks file for ansible_bootstrap
 
 - name: detect debian
-  raw: uname -a|grep debian||true
+  raw: uname -a|grep Debian||true
   register: debian
 - name: "install python for debian"
   raw: apt-get install python --assume-yes