diff --git a/srcpkgs/dhewm3/template b/srcpkgs/dhewm3/template
index 84c700d252b..439e34aea5b 100644
--- a/srcpkgs/dhewm3/template
+++ b/srcpkgs/dhewm3/template
@@ -1,6 +1,6 @@
 # Template file for 'dhewm3'
 pkgname=dhewm3
-version=1.5.1
+version=1.5.4
 revision=1
 build_wrksrc="neo"
 build_style=cmake
@@ -9,8 +9,11 @@ short_desc="Doom 3 GPL source port"
 maintainer="John Rowley <enterthevoid@codesector.co>"
 license="GPL-3.0-or-later"
 homepage="https://dhewm3.org/"
-distfiles="https://github.com/dhewm/dhewm3/releases/download/${version}/dhewm3-${version}-src.tar.xz"
-checksum=31671f35fb6f83272dfa2a27c0dad6183bc228f1f1a448ef925052cf4dcf4b68
+distfiles="https://github.com/dhewm/dhewm3/archive/refs/tags/${version}.tar.gz"
+checksum=d460d55f7912e220f4d209b66f47e31aad6c2a833af6236a3679096a51f21858
+
+CFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+CXXFLAGS="-D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
 
 post_install() {
 	vdoc "${FILESDIR}/README.voidlinux"