diff --git a/srcpkgs/re2c/template b/srcpkgs/re2c/template
index 9d73a318fc7..129dde5983f 100644
--- a/srcpkgs/re2c/template
+++ b/srcpkgs/re2c/template
@@ -1,6 +1,6 @@
 # Template file for 're2c'
 pkgname=re2c
-version=3.1
+version=4.0
 revision=1
 build_style=gnu-configure
 hostmakedepends="bison python3"
@@ -10,4 +10,4 @@ license="Public Domain"
 homepage="https://re2c.org/"
 changelog="https://raw.githubusercontent.com/skvadrik/re2c/master/CHANGELOG"
 distfiles="https://github.com/skvadrik/re2c/releases/download/${version}/re2c-${version}.tar.xz"
-checksum=0ac299ad359e3f512b06a99397d025cfff81d3be34464ded0656f8a96676c029
+checksum=6281c6bf52e684d5727ac293667c8031a4aa9010636512da5aee45f19987c1ee