diff --git a/python-ninja.spec b/python-ninja.spec
index abf9f9c9069928ff4580a6756dcf3c6cf36018f6..a0ad72d8b1e32b10658639ef274c27df0537ec11 100644
--- a/python-ninja.spec
+++ b/python-ninja.spec
@@ -1,7 +1,7 @@
 %global _empty_manifest_terminate_build 0
 Name:		python-ninja
 Version:	1.11.1.1
-Release:	2
+Release:	3
 Summary:	A small build system with a focus on speed.
 License:	Apache-2.0
 URL:		https://github.com/ninja-build/ninja
@@ -23,6 +23,7 @@ A small build system with a focus on speed.
 %package -n python3-ninja
 Summary:	A small build system with a focus on speed.
 Provides:	python-ninja
+Obsoletes:	ninja-build
 BuildRequires:	python3-devel
 BuildRequires:	python3-setuptools
 BuildRequires:  python3-hatchling
@@ -75,6 +76,9 @@ mv %{buildroot}/doclist.lst .
 %{_docdir}/*
 
 %changelog
+* Mon Apr 08 2024 zhangxianting <zhangxianting@uniontech.com> - 1.11.1.1-3
+- Fix install conflicts
+
 * Fri Jan 19 2024 Dongxing Wang <dongxing.wang_a@thundersoft.com> - 1.11.1.1-2
 - Fix Eulermaker failure