diff --git a/srcpkgs/DarkRadiant/template b/srcpkgs/DarkRadiant/template
index 8dfc5477b80..feb3e095a03 100644
--- a/srcpkgs/DarkRadiant/template
+++ b/srcpkgs/DarkRadiant/template
@@ -15,6 +15,8 @@ homepage="https://github.com/codereader/DarkRadiant/"
 distfiles="https://github.com/codereader/DarkRadiant/archive/${version}.tar.gz"
 checksum=b0a15d24a1f574616a1631dca64ee69545cd21ebecdc6bf8c8afd1b69ec53f5b
 
+CXXFLAGS="-I${XBPS_CROSS_BASE}/usr/lib/wx/include/gtk3-unicode-3.0"
+
 do_check() {
 	:
 }