diff --git a/rubygem-test-unit.spec b/rubygem-test-unit.spec
index 13b1748..0e32184 100644
--- a/rubygem-test-unit.spec
+++ b/rubygem-test-unit.spec
@@ -8,8 +8,8 @@ Name:		rubygem-%{gem_name}
 # 3.6.0 and above is for F-39+ only as 3.5.8 and above
 # changes default progress style
 # (For 3.5.8 and 3.5.9, F-38 and below reverted this change)
-Version:	3.7.7
-Release:	2%{?dist}
+Version:	3.7.8
+Release:	1%{?dist}
 # SPDX confirmed
 # lib/test/unit/diff.rb is under (BSD-2-Clause OR Ruby) AND Python-2.0.1
 # lib/test-unit.rb changed to BSD-2-Clause or Ruby (from 3.3.7)
@@ -103,6 +103,9 @@ popd
 %{gem_docdir}/
 
 %changelog
+* Fri Jun 05 2026 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.7.8-1
+- 3.7.8
+
 * Sat Jan 17 2026 Fedora Release Engineering <releng@fedoraproject.org> - 3.7.7-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild
 
diff --git a/sources b/sources
index cde83da..b49761e 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (test-unit-3.7.7.gem) = a7c13693e4d9b2c55790c0f3be3f6d4c5d9c10b54664002ae9823f337e7ea69c40c0b8c2562ceb904a7c8bf08afb53358e260626f5f2b8ab0875a7664fa52d52
-SHA512 (test-unit-3.7.7-tests.tar.gz) = 8a6ead7682b259fde23d1eb6731a53463fe5a6fcedb8ead63d058214c1ff3424a5429d08aa08fadff95d21687e83770e180fa2305b174c70772c7f3fd81a7e09
+SHA512 (test-unit-3.7.8.gem) = 0c3feddda8e9534c28dfb26dc0da86b5f6a7b32f06bdcbcc51d58281da523c8f04468bd24b4a50b30f7e6fd79cedb0cff1486e6d753a17a68a5b5ccfe3eaea47
+SHA512 (test-unit-3.7.8-tests.tar.gz) = 8463e456405bf5678364d569f345e996861ee219cee2e04794b2aabd74a74413fa2ce92d98334529cf33f0b36740cf7ee8d9f47a03709d30c3a7a8a6dfa8ab77