diff --git a/Mk/Features/pie.mk b/Mk/Features/pie.mk
index 2f7b902f2660..e25225d3175d 100644
--- a/Mk/Features/pie.mk
+++ b/Mk/Features/pie.mk
@@ -5,11 +5,15 @@ _PIE_MK_INCLUDED=	yes
 PIE_Include_MAINTAINER=	portmgr@FreeBSD.org
 
 .  if !defined(PIE_UNSAFE)
+.    if defined(_INCLUDE_USES_CMAKE_MK)
+CMAKE_ON+=	CMAKE_POSITION_INDEPENDENT_CODE
+.    else
 PIE_CFLAGS?=	-fPIE -fPIC
 CFLAGS+=	${PIE_CFLAGS}
 CXXFLAGS+=	${PIE_CFLAGS}
 LDFLAGS+=	-pie
 STATIC_PIE_ARGS+=	-static-pie
+.    endif
 .  endif
 .endif