diff --git a/cmake.spec b/cmake.spec
index f97af28..b13db20 100644
--- a/cmake.spec
+++ b/cmake.spec
@@ -72,7 +72,7 @@
 %global patch_version 0
 
 # For handling bump release by rpmdev-bumpspec and mass rebuild
-%global baserelease 3
+%global baserelease 4
 
 # Set to RC version if building RC, else comment out.
 %global rcsuf rc3
@@ -595,6 +595,9 @@ popd
 
 
 %changelog
+* Wed Mar 12 2025 Björn Esser <besser82@fedoraproject.org> - 4.0.0~rc3-4
+- macros: Set CMAKE_POLICY_VERSION_MINIMUM as environment variable
+
 * Fri Mar 07 2025 Yaakov Selkowitz <yselkowi@redhat.com> - 4.0.0~rc3-3
 - Define CMAKE_POLICY_VERSION_MINIMUM in %%cmake
 
diff --git a/macros.cmake.in b/macros.cmake.in
index e42ca1c..aafc191 100644
--- a/macros.cmake.in
+++ b/macros.cmake.in
@@ -19,7 +19,8 @@
 # - Avoid errors in packages with CMAKE_MINIMUM_REQUIRED < 3.5
 %cmake \
   %{set_build_flags} \
-  export CMAKE_POLICY_VERSION_MINIMUM=3.5 \
+  CMAKE_POLICY_VERSION_MINIMUM="${CMAKE_POLICY_VERSION_MINIMUM:-3.5}" \
+  export CMAKE_POLICY_VERSION_MINIMUM \
   %__cmake \\\
         %{!?__cmake_in_source_build:-S "%{_vpath_srcdir}"} \\\
         %{!?__cmake_in_source_build:-B "%{__cmake_builddir}"} \\\