diff --git a/src/erg_common/python_util.rs b/src/erg_common/python_util.rs
index 2dd8f7fd..8ba536d3 100644
--- a/src/erg_common/python_util.rs
+++ b/src/erg_common/python_util.rs
@@ -18,6 +18,7 @@ pub fn which_python() -> String {
     if res == "" {
         panic!("python not found");
     }
+    dbg!(&res);
     res
 }