diff --git a/.github/workflows/linuxWF.yml b/.github/workflows/linuxWF.yml
index 188d4a55b4..0811812765 100644
--- a/.github/workflows/linuxWF.yml
+++ b/.github/workflows/linuxWF.yml
@@ -48,8 +48,6 @@ jobs:
         echo "LIBRARY_PATH=$HOME/opt/lib:$LIBRARY_PATH" >> $GITHUB_ENV
         echo "LD_LIBRARY_PATH=$HOME/opt/lib:$LD_LIBRARY_PATH" >> $GITHUB_ENV
         echo "PYTHONPATH=$HOME/opt/lib/plumed/python:$PYTHONPATH" >> $GITHUB_ENV
-        # this is to avoid errors on ubuntu 22. this is overridden in intel build
-        echo "FC=gfortran -fallow-argument-mismatch" >> $GITHUB_ENV
     - name: Install generic packages
       run: |
         sudo apt-get update -qq
diff --git a/docker/fedora38 b/docker/fedora38
index 08b164d7f6..a52c8ade91 100644
--- a/docker/fedora38
+++ b/docker/fedora38
@@ -36,7 +36,6 @@ RUN . /etc/bashrc \
  && export INCLUDE=$HOME/opt/include:$INCLUDE \
  && export LIBRARY_PATH=$HOME/opt/lib:$LIBRARY_PATH \
  && export LD_LIBRARY_PATH=$HOME/opt/lib:$LD_LIBRARY_PATH \
- && export FC="gfortran -fallow-argument-mismatch" \
  && tar xzf plumed2.tgz \
  && cd plumed2 \
  && export PYTHONPATH=$PWD/python:$PYTHONPATH \