diff --git a/setup/so-functions b/setup/so-functions
index 5c66d2b75..41aaf5ab6 100755
--- a/setup/so-functions
+++ b/setup/so-functions
@@ -1435,7 +1435,7 @@ reinstall_init() {
 		mv /opt/so /opt/so_old
 
 		# Remove container data directories
-		rm -f /nsm/mysql
+		rm -rf /nsm/mysql
 
 	} >> $setup_log 2>&1
 }