diff --git a/include/ui/egl-helpers.h b/include/ui/egl-helpers.h
index 5ad5dc3081..8c84398001 100644
--- a/include/ui/egl-helpers.h
+++ b/include/ui/egl-helpers.h
@@ -11,6 +11,5 @@ EGLSurface qemu_egl_init_surface_x11(EGLContext ectx, Window win);
 
 int qemu_egl_init_dpy(EGLNativeDisplayType dpy, bool gles, bool debug);
 EGLContext qemu_egl_init_ctx(void);
-bool qemu_egl_has_ext(const char *haystack, const char *needle);
 
 #endif /* EGL_HELPERS_H */