diff --git a/dlls/winedos/devices.c b/dlls/winedos/devices.c
index 30aba052a8c..bf6e0ba254f 100644
--- a/dlls/winedos/devices.c
+++ b/dlls/winedos/devices.c
@@ -83,7 +83,7 @@ static void WINAPI con_strategy(CONTEXT86*ctx);
 static void WINAPI con_interrupt(CONTEXT86*ctx);
 
 /* devices */
-static WINEDEV devs[] =
+static const WINEDEV devs[] =
 {
   { "NUL     ",
     ATTR_CHAR|ATTR_NUL|ATTR_DEVICE,