diff --git a/srcpkgs/postfix/template b/srcpkgs/postfix/template
index 963b2d26097..b44ea08f08d 100644
--- a/srcpkgs/postfix/template
+++ b/srcpkgs/postfix/template
@@ -19,6 +19,8 @@ if [ "$CROSS_BUILD" ]; then
 fi
 
 do_build() {
+	sed -e "s,\(/usr/include/db.h\),${XBPS_CROSS_BASE}/\1,g" -i makedefs
+
 	make makefiles DEBUG='' CCARGS=' \
 		-DUSE_SASL_AUTH -DUSE_CYRUS_SASL -I/usr/include/sasl \
 		-DHAS_LDAP \