diff --git a/dlls/msvcp90/msvcp90.h b/dlls/msvcp90/msvcp90.h
index bdeaa80be0b..a57eedf68b7 100644
--- a/dlls/msvcp90/msvcp90.h
+++ b/dlls/msvcp90/msvcp90.h
@@ -172,8 +172,8 @@ void set_exception_vtable(void);
 typedef struct __type_info
 {
     const vtable_ptr *vtable;
-    char              *name;        /* Unmangled name, allocated lazily */
-    char               mangled[64]; /* Variable length, but we declare it large enough for static RTTI */
+    char              *name;         /* Unmangled name, allocated lazily */
+    char               mangled[128]; /* Variable length, but we declare it large enough for static RTTI */
 } type_info;
 
 /* offsets for computing the this pointer */