diff --git a/src/gallium/drivers/zink/zink_screen.c b/src/gallium/drivers/zink/zink_screen.c
index bf00c87be32..133c15c688b 100644
--- a/src/gallium/drivers/zink/zink_screen.c
+++ b/src/gallium/drivers/zink/zink_screen.c
@@ -1304,7 +1304,7 @@ zink_is_format_supported(struct pipe_screen *pscreen,
    }
 
    /* always use superset to determine feature support */
-   VkFormat vkformat = zink_get_format(screen, PIPE_FORMAT_A8_UNORM ? zink_format_get_emulated_alpha(format) : format);
+   VkFormat vkformat = zink_get_format(screen, format == PIPE_FORMAT_A8_UNORM ? zink_format_get_emulated_alpha(format) : format);
    if (vkformat == VK_FORMAT_UNDEFINED)
       return false;