diff --git a/doc/scripts/shlint.sh b/doc/scripts/shlint.sh
index 862baa8..8189588 100755
--- a/doc/scripts/shlint.sh
+++ b/doc/scripts/shlint.sh
@@ -16,7 +16,6 @@
 
 
 #variables
-DEVNULL="/dev/null"
 #executables
 DEBUG="_debug"
 FIND="find"