diff --git a/tests/test.cpp b/tests/test.cpp
index 155bfdf154..a2a04ed98c 100644
--- a/tests/test.cpp
+++ b/tests/test.cpp
@@ -165,7 +165,7 @@ static string GetExceptionMessage()
         throw;
     }
 #if wxDEBUG_LEVEL
-    catch ( TestAssertFailure& e )
+    catch ( TestAssertFailure& )
     {
         msg = s_lastAssertMessage;
         s_lastAssertMessage.clear();