diff --git a/deb/prerm b/deb/prerm
index b48174c..0476f68 100755
--- a/deb/prerm
+++ b/deb/prerm
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-find /opt/tisbackup/ -name *.pyo -exec rm -f {} \;
+find /opt/tisbackup/ -name *.pyc -exec rm -f {} \;