diff --git a/blender.spec b/blender.spec
index dcaf088..8066425 100644
--- a/blender.spec
+++ b/blender.spec
@@ -175,7 +175,7 @@ pushd cmake-make
     -DBOOST_ROOT=%{_prefix} \
     -DBUILD_SHARED_LIBS=OFF \
     -DCMAKE_SKIP_RPATH=ON \
-    -DPYTHON_VERSION=$(%{__python3} -c "import sys ; print(sys.version[:3])") \
+    -DPYTHON_VERSION=%{python3_version} \
     -DOpenGL_GL_PREFERENCE=GLVND \
     -DWITH_ALEMBIC=ON \
     -DWITH_BUILDINFO=ON \