diff --git a/releases/petsc4py-install-complex.docker b/releases/petsc4py-install-complex.docker
index 4027664b..dc0bde9f 100644
--- a/releases/petsc4py-install-complex.docker
+++ b/releases/petsc4py-install-complex.docker
@@ -1 +1 @@
-91f0898
+2dbcd5d
diff --git a/releases/petsc4py-install-complex.sh b/releases/petsc4py-install-complex.sh
index ed460dce..b0bd8f83 100644
--- a/releases/petsc4py-install-complex.sh
+++ b/releases/petsc4py-install-complex.sh
@@ -16,7 +16,7 @@ PETSC4PY_INSTALLED="$SHARE_PREFIX/petsc4py.installed"
 
 if [[ ! -f $PETSC4PY_INSTALLED ]]; then
     # Install h5py (and its dependencies, most notably gcc and mpi4py)
-    H5PY_INSTALL_SCRIPT_PATH=${H5PY_INSTALL_SCRIPT_PATH:-"https://github.com/fem-on-colab/fem-on-colab.github.io/raw/2eecb38/releases/h5py-install.sh"}
+    H5PY_INSTALL_SCRIPT_PATH=${H5PY_INSTALL_SCRIPT_PATH:-"https://github.com/fem-on-colab/fem-on-colab.github.io/raw/8127251/releases/h5py-install.sh"}
     [[ $H5PY_INSTALL_SCRIPT_PATH == http* ]] && H5PY_INSTALL_SCRIPT_DOWNLOAD=${H5PY_INSTALL_SCRIPT_PATH} && H5PY_INSTALL_SCRIPT_PATH=/tmp/h5py-install.sh && [[ ! -f ${H5PY_INSTALL_SCRIPT_PATH} ]] && wget ${H5PY_INSTALL_SCRIPT_DOWNLOAD} -O ${H5PY_INSTALL_SCRIPT_PATH}
     source $H5PY_INSTALL_SCRIPT_PATH
 
@@ -24,7 +24,7 @@ if [[ ! -f $PETSC4PY_INSTALLED ]]; then
     apt install -y -qq libblas-dev liblapack-dev
 
     # Download and uncompress library archive
-    PETSC4PY_ARCHIVE_PATH=${PETSC4PY_ARCHIVE_PATH:-"https://github.com/fem-on-colab/fem-on-colab/releases/download/petsc4py-20241001-025746-188506b-complex/petsc4py-install.tar.gz"}
+    PETSC4PY_ARCHIVE_PATH=${PETSC4PY_ARCHIVE_PATH:-"https://github.com/fem-on-colab/fem-on-colab/releases/download/petsc4py-20241013-094404-1fa4904-complex/petsc4py-install.tar.gz"}
     [[ $PETSC4PY_ARCHIVE_PATH == http* ]] && PETSC4PY_ARCHIVE_DOWNLOAD=${PETSC4PY_ARCHIVE_PATH} && PETSC4PY_ARCHIVE_PATH=/tmp/petsc4py-install.tar.gz && wget ${PETSC4PY_ARCHIVE_DOWNLOAD} -O ${PETSC4PY_ARCHIVE_PATH}
     if [[ $PETSC4PY_ARCHIVE_PATH != skip ]]; then
         tar -xzf $PETSC4PY_ARCHIVE_PATH --strip-components=$INSTALL_PREFIX_DEPTH --directory=$INSTALL_PREFIX