diff --git a/Dockerfile b/Dockerfile
index a33eafe..df9133a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,8 +7,9 @@ FROM opensuse/tumbleweed:latest
 
 LABEL maintainer="code@yanwk.fun"
 
-# Note: GCC for InsightFace, 
-#       FFmpeg for video (pip[imageio-ffmpeg] will use system FFmpeg instead of bundled)
+# Note: GCC for InsightFace;
+#       FFmpeg for video (pip[imageio-ffmpeg] will use system FFmpeg instead of bundled).
+# Note: CMake may use different version of Python. Using 'update-alternatives' to ensure default version.
 RUN --mount=type=cache,target=/var/cache/zypp \
     set -eu \
     && zypper addrepo --check --refresh --priority 90 \
@@ -16,14 +17,15 @@ RUN --mount=type=cache,target=/var/cache/zypp \
     && zypper --gpg-auto-import-keys \
             install --no-confirm \
         python311 python311-pip python311-wheel python311-setuptools \
-        python311-devel python311-Cython gcc-c++ cmake \
+        python311-devel python311-Cython gcc-c++ python311-py-build-cmake \
         python311-numpy python311-opencv \
         python311-ffmpeg-python ffmpeg x264 x265 \
         python311-dbm \
         google-noto-sans-fonts google-noto-sans-cjk-fonts google-noto-coloremoji-fonts \
         shadow git aria2 \
         Mesa-libGL1 libgthread-2_0-0 \
-    && rm /usr/lib64/python3.11/EXTERNALLY-MANAGED
+    && rm /usr/lib64/python3.11/EXTERNALLY-MANAGED \
+    && update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 100
 
 RUN --mount=type=cache,target=/root/.cache/pip \
     pip install --break-system-packages \
diff --git a/megapak/Dockerfile b/megapak/Dockerfile
index 091e635..ea258bf 100644
--- a/megapak/Dockerfile
+++ b/megapak/Dockerfile
@@ -62,6 +62,7 @@ python311-pip \
 python311-wheel \
 python311-setuptools \
 python311-Cython \
+python311-py-build-cmake \
 python311-aiohttp \
 python311-dbm \
 python311-ffmpeg-python \
@@ -88,7 +89,6 @@ python311-tqdm \
 Mesa-libGL1 \
 libgthread-2_0-0 \
 make \
-cmake \
 ninja \
 git \
 aria2 \
@@ -103,7 +103,8 @@ x265 \
 google-noto-sans-fonts \
 google-noto-sans-cjk-fonts \
 google-noto-coloremoji-fonts \
-    && rm /usr/lib64/python3.11/EXTERNALLY-MANAGED
+    && rm /usr/lib64/python3.11/EXTERNALLY-MANAGED \
+    && update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 100
 
 ################################################################################
 # GCC 12 
diff --git a/rocm/Dockerfile b/rocm/Dockerfile
index 3cd8c4f..e039058 100644
--- a/rocm/Dockerfile
+++ b/rocm/Dockerfile
@@ -8,9 +8,10 @@ FROM opensuse/tumbleweed:latest
 
 LABEL maintainer="code@yanwk.fun"
 
-# Note: GCC for InsightFace, 
-#       FFmpeg for video (pip[imageio-ffmpeg] will use system FFmpeg instead of bundled),
-#       'half' for ORT on ROCm
+# Note: GCC for InsightFace;
+#       FFmpeg for video (pip[imageio-ffmpeg] will use system FFmpeg instead of bundled);
+#       'half' for ORT on ROCm.
+# Note: CMake may use different version of Python. Using 'update-alternatives' to ensure default version.
 RUN --mount=type=cache,target=/var/cache/zypp \
     set -eu \
     && zypper addrepo --check --refresh --priority 90 \
@@ -18,7 +19,7 @@ RUN --mount=type=cache,target=/var/cache/zypp \
     && zypper --gpg-auto-import-keys \
             install --no-confirm \
         python310 python310-pip python310-wheel python310-setuptools \
-        python310-devel python310-Cython gcc-c++ cmake \
+        python310-devel python310-Cython gcc-c++ python310-py-build-cmake \
         python310-numpy python310-opencv \
         python310-ffmpeg-python ffmpeg x264 x265 \
         python310-dbm \
@@ -26,7 +27,8 @@ RUN --mount=type=cache,target=/var/cache/zypp \
         google-noto-sans-fonts google-noto-sans-cjk-fonts google-noto-coloremoji-fonts \
         shadow git aria2 \
         Mesa-libGL1 libgthread-2_0-0 \
-    && rm -f /usr/lib64/python3.10/EXTERNALLY-MANAGED
+    && rm -f /usr/lib64/python3.10/EXTERNALLY-MANAGED \
+    && update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.10 10
 
 RUN --mount=type=cache,target=/root/.cache/pip \
     pip install --break-system-packages \
@@ -84,9 +86,6 @@ RUN --mount=type=cache,target=/root/.cache/pip \
         mediapipe \
     && pip list
 
-# Everything is built with Python 3.10 but SuSE default is now 3.11. Switch back
-RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.10 10
-
 RUN du -ah /root \
     && rm -rf /root/* /root/.*