diff --git a/geography/R-s2/Makefile b/geography/R-s2/Makefile
index 9f1aad7b7495..9320bde45405 100644
--- a/geography/R-s2/Makefile
+++ b/geography/R-s2/Makefile
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.3 2022/10/08 20:02:06 he Exp $
+# $NetBSD: Makefile,v 1.4 2022/10/08 20:30:46 he Exp $
 
 R_PKGNAME=	s2
 R_PKGVER=	1.0.6
@@ -15,5 +15,4 @@ USE_LANGUAGES=	c c++
 .include "../../devel/R-Rcpp/buildlink3.mk"
 .include "../../geography/R-wk/buildlink3.mk"
 .include "../../security/openssl/buildlink3.mk"
-.include "../../mk/atomic64.mk"
 .include "../../mk/bsd.pkg.mk"