diff --git a/dlls/riched20/editor.c b/dlls/riched20/editor.c
index 6e7ffae959b..4e3d9787725 100644
--- a/dlls/riched20/editor.c
+++ b/dlls/riched20/editor.c
@@ -253,7 +253,7 @@ HANDLE me_heap = NULL;
 static BOOL ME_ListBoxRegistered = FALSE;
 static BOOL ME_ComboBoxRegistered = FALSE;
 
-static inline int is_version_nt(void)
+static inline BOOL is_version_nt(void)
 {
     return !(GetVersion() & 0x80000000);
 }