diff --git a/testing/proftpd/APKBUILD b/testing/proftpd/APKBUILD
index 7b539653015..9090e5a51e7 100644
--- a/testing/proftpd/APKBUILD
+++ b/testing/proftpd/APKBUILD
@@ -42,6 +42,10 @@ source="ftp://ftp.proftpd.org/distrib/source/$pkgname-$_pkgver.tar.gz
 	libressl.patch
 	"
 builddir="$srcdir/$pkgname-$_pkgver"
+prepare() {
+	default_prepare
+	update_config_guess
+}
 
 build() {
 	cd "$builddir"