@@ -64,7 +64,8 @@ RUN apt-get update \
     unzip \
     zip \
     zlib1g-dev \
-  && if [ "${BASE_IMAGE}" = "debian:13" ] || [ "${BASE_IMAGE}" = "ubuntu:26.04" ]; then \
+  && if ([ "${BASE_IMAGE%:*}" = "debian" ] && dpkg --compare-versions "${BASE_IMAGE#*:}" ge "13") \
+    || ([ "${BASE_IMAGE%:*}" = "ubuntu" ] && dpkg --compare-versions "${BASE_IMAGE#*:}" ge "26"); then \
     apt-get install -y --no-install-recommends libmpdec-dev; \
   fi \
   && if [ -z "$PYTHON_VERSION" ]; then \