diff --git a/srcpkgs/sessreg/template b/srcpkgs/sessreg/template
index 905595764b1..4922dc2298f 100644
--- a/srcpkgs/sessreg/template
+++ b/srcpkgs/sessreg/template
@@ -22,8 +22,7 @@ case "$XBPS_TARGET_MACHINE" in
 esac
 
 pre_configure() {
-	local _gccver=$(gcc --version | awk '/^gcc \(GCC\)/ { print $3 }')
-	if [ "${_gccver%%.*}" -gt 5 ]; then
+	if [ ${XBPS_GCC_VERSION_MAJOR} -gt 5 ]; then
 		sed -e 's/\$(CPP) \$(DEFS)/$(CPP) -P $(DEFS)/' -i man/Makefile.in
 	fi
 }