diff --git a/Debugging.md b/Debugging.md
index 88b96d0..5762e78 100644
--- a/Debugging.md
+++ b/Debugging.md
@@ -2,7 +2,9 @@ First of all, use a Debug [[Build]]. It is compiled with `-O0 -g` while the defa
 
 ### Logs
 
-`--log-file=/tmp/cc.log`
+`-log-file=/tmp/cc.log -v=1`
+
+`-v=1` dumps command line options used for parsing.
 
 ### stderr