diff --git a/srcpkgs/wsjtx/template b/srcpkgs/wsjtx/template
index a72c271173a..209276c31d9 100644
--- a/srcpkgs/wsjtx/template
+++ b/srcpkgs/wsjtx/template
@@ -18,6 +18,11 @@ homepage="https://www.physics.princeton.edu/pulsar/K1JT/wsjtx.html"
 distfiles="https://www.physics.princeton.edu/pulsar/K1JT/wsjtx-${version}.tgz"
 checksum=8143f43296dbd1dd21e3ca2ecaca6dfe84aac5e4cc7e01557fe93aba6ef62a3e
 
+case $XBPS_TARGET_MACHINE in
+	# aarch64 builders can't fetch the distfile from the orig url.
+	aarch64*) distfiles="https://sources.voidlinux.org/wsjtx-${version}/wsjtx-${version}.tgz";;
+esac
+
 if [ "$CROSS_BUILD" ]; then
 	hostmakedepends+=" qt5-qmake qt5-host-tools"
 	configure_args+=" -DBoost_INCLUDE_DIR=${XBPS_CROSS_BASE}/usr/include"