diff --git a/epub2txt2.spec b/epub2txt2.spec
index 642760b..1ce0b20 100644
--- a/epub2txt2.spec
+++ b/epub2txt2.spec
@@ -25,7 +25,7 @@ Summary:        Simple command-line utility for extracting text from EPUB docume
 License:        GPL-3.0-only
 Group:          Productivity/Text/Utilities
 URL:            https://github.com/kevinboone/epub2txt2
-Source0:        https://github.com/kevinboone/epub2txt2/archive/02f69e6243d6c96f78da45fb710a265e5aee2fb5.tar.gz
+Source0:        https://github.com/kevinboone/epub2txt2/archive/%{_commit_hash}.tar.gz
 Patch0:         54b41e87156bc823d5938749d71c4c57adc75b1b.patch
 BuildRequires:  gcc
 BuildRequires:  make