diff --git a/hw/xfree86/common/xf86Opt.h b/hw/xfree86/common/xf86Opt.h
index ea7e283e5..fcf368823 100644
--- a/hw/xfree86/common/xf86Opt.h
+++ b/hw/xfree86/common/xf86Opt.h
@@ -110,8 +110,6 @@ extern _X_EXPORT const char *xf86FindOptionValue(XF86OptionPtr options,
 extern _X_EXPORT void xf86MarkOptionUsed(XF86OptionPtr option);
 extern _X_EXPORT void xf86MarkOptionUsedByName(XF86OptionPtr options,
                                                const char *name);
-extern _X_EXPORT Bool xf86CheckIfOptionUsedByName(XF86OptionPtr options,
-                                                  const char *name);
 extern _X_EXPORT void xf86ShowUnusedOptions(int scrnIndex,
                                             XF86OptionPtr options);
 extern _X_EXPORT void xf86ProcessOptions(int scrnIndex, XF86OptionPtr options,
diff --git a/hw/xfree86/common/xf86Option.c b/hw/xfree86/common/xf86Option.c
index 075c7972b..34880a983 100644
--- a/hw/xfree86/common/xf86Option.c
+++ b/hw/xfree86/common/xf86Option.c
@@ -407,7 +407,7 @@ xf86MarkOptionUsedByName(XF86OptionPtr options, const char *name)
         opt->opt_used = TRUE;
 }
 
-Bool
+static Bool
 xf86CheckIfOptionUsedByName(XF86OptionPtr options, const char *name)
 {
     XF86OptionPtr opt;