diff --git a/srcpkgs/wsjtx/template b/srcpkgs/wsjtx/template
index 9e3b9292eaf..28749be6b45 100644
--- a/srcpkgs/wsjtx/template
+++ b/srcpkgs/wsjtx/template
@@ -17,6 +17,11 @@ homepage="https://www.physics.princeton.edu/pulsar/K1JT/wsjtx.html"
 distfiles="http://www.physics.princeton.edu/pulsar/K1JT/wsjtx-${version}.tgz"
 checksum=d4af8703abc0295bd1242a0707013708f3f2543841656af8961c4bd9cbe3432a
 
+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"