diff --git a/Imath.spec b/Imath.spec
index ca1da73fa0a75f40a198384b25fac0a51390ab30..777644c4acc907293fd8b92bbbd37e9ef6ea798f 100644
--- a/Imath.spec
+++ b/Imath.spec
@@ -2,7 +2,7 @@
 %global sover 29
 Name:                Imath
 Version:             3.1.11
-Release:             1
+Release:             2
 Summary:             Library of 2D and 3D vector, matrix, and math operations for computer graphics
 License:             BSD-3-Clause
 URL:                 https://github.com/AcademySoftwareFoundation/Imath
@@ -36,18 +36,19 @@ Obsoletes:           ilmbase-devel < 3.0
 %autosetup -n %{srcname}-%{version} -p1
 
 %build
-%cmake  -DCMAKE_INSTALL_PREFIX=%{_prefix} \
+%cmake  \
+        -DCMAKE_INSTALL_PREFIX=%{_prefix} \
         -DPYTHON=ON \
         -DDOCS=ON \
         -DINSTALL_DOCS=OFF \
         --trace-source=docs/CMakeLists.txt
-%make_build
+%cmake_build
 
 %install
-%make_install
+%cmake_install
 
 %check
-make test
+%ctest
 
 %files
 %license LICENSE.md
@@ -69,6 +70,9 @@ make test
 %{_libdir}/libPyImath_Python3_*-3_1.so
 
 %changelog
+* Thu Nov 28 2024 Funda Wang <fundawang@yeah.net> - 3.1.11-2
+- adopt to new cmake macro
+
 * Wed Nov 27 2024 Ge Wang <wang__ge@126.com> - 3.1.11-1
 - Update to 3.1.11