diff --git a/srcpkgs/byacc/template b/srcpkgs/byacc/template
index 1dcf5c8181..9864444d2f 100644
--- a/srcpkgs/byacc/template
+++ b/srcpkgs/byacc/template
@@ -1,6 +1,6 @@
 # Template file for 'byacc'
 pkgname=byacc
-version=20210520
+version=20210619
 revision=1
 build_style=gnu-configure
 configure_args="--program-transform=s,^,b,"
@@ -9,7 +9,7 @@ maintainer="Leah Neukirchen <leah@vuxu.org>"
 license="Public Domain"
 homepage="http://invisible-island.net/byacc/"
 distfiles="ftp://ftp.invisible-island.net/${pkgname}/${pkgname}-${version}.tgz"
-checksum=d7d31dae72cb973482ef7f975609ae401ccc12ee3fb168b67a69526c60afe43e
+checksum=acdd6080dcf935732a08ec8e8c4c161c666cd56d8c490739c6dbb6267a498c0e
 
 alternatives="
  yacc:yacc:/usr/bin/byacc