diff --git a/docker/ubuntu_20_04_base b/docker/ubuntu_20_04_base
index da91377c40a8845f79e1e1204152320075d7bd0e..acdc672bb1ce50419b104d585d97290f89e0de57 100644
--- a/docker/ubuntu_20_04_base
+++ b/docker/ubuntu_20_04_base
@@ -56,7 +56,7 @@ RUN mkdir /external && \
   cd /external/casacore && \
   mkdir build && \
   cd build && \
-  cmake .. -DBUILD_PYTHON=OFF -DBUILD_TESTING=OFF -DDATA_DIR=/var/lib/casacore/data && \
+  cmake .. -DBUILD_TESTING=OFF -DDATA_DIR=/var/lib/casacore/data && \
   make -j`nproc` && \
   make install -j`nproc` && \
   cd /external && \
diff --git a/docker/ubuntu_22_04_base b/docker/ubuntu_22_04_base
index 46b1d936b374dcccbdcc2f9127c5de2233a65e71..5004bd8ec541b5e3b4f8912e6d2f16530a530b71 100644
--- a/docker/ubuntu_22_04_base
+++ b/docker/ubuntu_22_04_base
@@ -58,7 +58,7 @@ RUN mkdir /external && \
   cd /external/casacore && \
   mkdir build && \
   cd build && \
-  cmake .. -DBUILD_PYTHON3=ON -DPython3_EXECUTABLE=/dp3env/bin/python3 -DBUILD_TESTING=OFF -DDATA_DIR=/usr/share/casacore/data && \
+  cmake .. -DPython3_EXECUTABLE=/dp3env/bin/python3 -DBUILD_TESTING=OFF -DDATA_DIR=/usr/share/casacore/data && \
   make -j`nproc` && \
   make install -j`nproc` && \
   cd /external && \
diff --git a/docker/ubuntu_24_04_base b/docker/ubuntu_24_04_base
index 6a64ec85a4584053635579b008749241efd0984f..928654508a3fde96197098fc82c63f3f3b791834 100644
--- a/docker/ubuntu_24_04_base
+++ b/docker/ubuntu_24_04_base
@@ -60,7 +60,7 @@ RUN mkdir /external && \
   cd /external/casacore && \
   mkdir build && \
   cd build && \
-  cmake .. -DBUILD_PYTHON=OFF -DPython3_EXECUTABLE=/dp3env/bin/python3  -DBUILD_TESTING=OFF -DDATA_DIR=/usr/share/casacore/data && \
+  cmake .. -DPython3_EXECUTABLE=/dp3env/bin/python3  -DBUILD_TESTING=OFF -DDATA_DIR=/usr/share/casacore/data && \
   make -j`nproc` && \
   make install -j`nproc` && \
   cd /external && \