diff --git a/packages/x11/lib/libX11/build b/packages/x11/lib/libX11/build
index 20cc9abf6b..b363bd8d89 100755
--- a/packages/x11/lib/libX11/build
+++ b/packages/x11/lib/libX11/build
@@ -31,6 +31,7 @@ cd $PKG_BUILD
             --disable-xf86bigfont \
             --enable-malloc0returnsnull \
             --disable-man-pages \
+            --disable-specs \
             --disable-composecache \
             --disable-lint-library \
             --disable-ipv6 \