diff --git a/src/univalue/test/object.cpp b/src/univalue/test/object.cpp
index c5f15ff474c..2577c682d71 100644
--- a/src/univalue/test/object.cpp
+++ b/src/univalue/test/object.cpp
@@ -20,7 +20,7 @@
         try { \
             (stmt); \
             assert(0 && "No exception caught"); \
-        } catch (excMatch & e) { \
+        } catch (excMatch&) { \
         } catch (...) { \
             assert(0 && "Wrong exception caught"); \
         } \