1 files changed, 1 insertions, 1 deletions
diff --git a/session.h b/session.h
index 563947b6..c0416e1b 100644
--- a/session.h
+++ b/session.h
@@ -69,7 +69,7 @@ struct systemtap_session
   std::string cmd;
   int target_pid;
   int last_pass;
-  bool verbose;
+  unsigned verbose;
   bool keep_tmpdir;
   bool guru_mode;
   bool bulk_mode;