diff --git a/config.sh b/config.sh
index ad92838..a5b2c60 100755
--- a/config.sh
+++ b/config.sh
@@ -1,5 +1,7 @@
 . ./utils.sh
 
+kernel_name=$(uname -s)
+
 if [[ "$kernel_name" == "Darwin" ]]; then
     # Leapp integration setup
     LEAPP=/Applications/Leapp.app