1 files changed, 1 insertions, 1 deletions

diff --git a/src/yuescript/yue_ast.cpp b/src/yuescript/yue_ast.cpp
index e69dd37..83e5985 100644
--- a/src/yuescript/yue_ast.cpp
+++ b/src/yuescript/yue_ast.cpp
@@ -420,7 +420,7 @@ std::string Switch_t::to_string(void* ud) const {
         auto info = reinterpret_cast<YueFormat*>(ud);
         str_list temp{"switch "s + target->to_string(ud)};
         if (assignment) {
-                temp.back().append(" :"s + assignment->to_string(ud));
+                temp.back().append(assignment->to_string(ud));
         }
         info->pushScope();
         for (auto branch : branches.objects()) {