diff --git a/config/default/post_install.sh b/config/default/post_install.sh
index 5b3bcce..daa1539 100644
--- a/config/default/post_install.sh
+++ b/config/default/post_install.sh
@@ -13,3 +13,8 @@ install_module=yes
 install_jupyter_setup=yes
 
 # Add any other shell commands here for this system...
+
+# Forcibly replace the conda pyfftw package with the wheel
+# until this upstream PR is merged:
+# https://github.com/conda-forge/pyfftw-feedstock/pull/60
+pip install --upgrade --no-deps --force-reinstall pyfftw
diff --git a/config/minimal/post_install.sh b/config/minimal/post_install.sh
index 5b3bcce..daa1539 100644
--- a/config/minimal/post_install.sh
+++ b/config/minimal/post_install.sh
@@ -13,3 +13,8 @@ install_module=yes
 install_jupyter_setup=yes
 
 # Add any other shell commands here for this system...
+
+# Forcibly replace the conda pyfftw package with the wheel
+# until this upstream PR is merged:
+# https://github.com/conda-forge/pyfftw-feedstock/pull/60
+pip install --upgrade --no-deps --force-reinstall pyfftw
diff --git a/config/perlmutter/post_install.sh b/config/perlmutter/post_install.sh
index 5b3bcce..daa1539 100644
--- a/config/perlmutter/post_install.sh
+++ b/config/perlmutter/post_install.sh
@@ -13,3 +13,8 @@ install_module=yes
 install_jupyter_setup=yes
 
 # Add any other shell commands here for this system...
+
+# Forcibly replace the conda pyfftw package with the wheel
+# until this upstream PR is merged:
+# https://github.com/conda-forge/pyfftw-feedstock/pull/60
+pip install --upgrade --no-deps --force-reinstall pyfftw
diff --git a/config/site/post_install.sh b/config/site/post_install.sh
index 5b3bcce..daa1539 100644
--- a/config/site/post_install.sh
+++ b/config/site/post_install.sh
@@ -13,3 +13,8 @@ install_module=yes
 install_jupyter_setup=yes
 
 # Add any other shell commands here for this system...
+
+# Forcibly replace the conda pyfftw package with the wheel
+# until this upstream PR is merged:
+# https://github.com/conda-forge/pyfftw-feedstock/pull/60
+pip install --upgrade --no-deps --force-reinstall pyfftw