diff --git a/src/ifs/wl_buffer.rs b/src/ifs/wl_buffer.rs
index 88b2e54a..22fc251a 100644
--- a/src/ifs/wl_buffer.rs
+++ b/src/ifs/wl_buffer.rs
@@ -424,6 +424,7 @@ impl WlBuffer {
             }
         };
         *tex = Some(tex_);
+        log::debug!("Using zero-copy wl_shm path");
         true
     }