diff --git a/SPECS/compat-guile18.spec b/SPECS/compat-guile18.spec
index 401a93b..82a6137 100644
--- a/SPECS/compat-guile18.spec
+++ b/SPECS/compat-guile18.spec
@@ -4,7 +4,7 @@
 Summary: A GNU implementation of Scheme for application extensibility
 Name: compat-guile18
 Version: %{mver}.8
-Release: 22%{?dist}
+Release: 22%{?dist}.inferit
 Source: ftp://ftp.gnu.org/pub/gnu/guile/guile-%{version}.tar.gz
 URL: http://www.gnu.org/software/guile/
 Patch1: guile-1.8.7-multilib.patch
@@ -37,7 +37,7 @@ Requires: pkgconfig
 Provides: guile-devel = 5:%{version}-7
 Provides: guile-devel%{?_isa} = 5:%{version}-7
 Obsoletes: guile-devel < 5:%{version}-7
-Obsoletes: guile-devel%{?_isa} < 5:%{version}-7
+Obsoletes: guile-devel < 5:%{version}-7
 
 %description devel
 The compat-guile18-devel package includes the libraries, header files, etc.,
@@ -179,7 +179,8 @@ fi
 %{_includedir}/libguile.h
 
 %changelog
-* Thu Dec 07 2023 MSVSphere Packaging Team <packager@msvsphere-os.ru> - 1.8.8-22
+* Tue Dec 12 2023 Sergey Cherevko <s.cherevko@msvsphere-os.ru> - 1.8.8-22.inferit
+- Fixed syntax in spec for Obsoletes parameter
 - Rebuilt for MSVSphere 8.8
 
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.8.8-22