diff --git a/client/displayservers/X11/x11.c b/client/displayservers/X11/x11.c
index 4677fe54..e557f3b0 100644
--- a/client/displayservers/X11/x11.c
+++ b/client/displayservers/X11/x11.c
@@ -930,7 +930,8 @@ static EGLNativeWindowType x11GetEGLNativeWindow(void)
   return (EGLNativeWindowType)x11.window;
 }
 
-static void x11EGLSwapBuffers(EGLDisplay display, EGLSurface surface, const struct Rect * damage, int count)
+static void x11EGLSwapBuffers(EGLDisplay display, EGLSurface surface,
+    const struct Rect * damage, int count)
 {
   eglSwapBuffers(display, surface);
 }