diff --git a/internal/core/src/exec/expression/UnaryExpr.h b/internal/core/src/exec/expression/UnaryExpr.h
index 2afc1f91b7286..f9a0407a63245 100644
--- a/internal/core/src/exec/expression/UnaryExpr.h
+++ b/internal/core/src/exec/expression/UnaryExpr.h
@@ -205,7 +205,7 @@ struct UnaryElementFuncForArray {
                     auto array_data = src[i].template get_data<GetType>(index);
                     res[i] = matcher(array_data);
                 }
-            }else {
+            } else {
                 PanicInfo(OpTypeInvalid,
                           "unsupported op_type:{} for "
                           "UnaryElementFuncForArray",