diff --git a/lib/dlm b/lib/dlm
index 95e9b0a..74eb67e 100644
--- a/lib/dlm
+++ b/lib/dlm
@@ -19,7 +19,7 @@
 # - cleanup_dlm
 
 # Save trace setting
-XTRACE=$(set +o | grep xtrace)
+_XTRACE_DLM=$(set +o | grep xtrace)
 set +o xtrace
 
 
@@ -100,7 +100,7 @@
 }
 
 # Restore xtrace
-$XTRACE
+$_XTRACE_DLM
 
 # Tell emacs to use shell-script-mode
 ## Local variables: