diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 3dfda1d784..bf6c8e1d69 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -123,8 +123,10 @@ jobs:
           # echo "JULIA_CONDAPKG_EXE=$CONDA/condabin/mamba" >> $GITHUB_PATH
           # echo "JULIA_CONDAPKG_EXE=$CONDA/condabin/mamba" >> $GITHUB_ENV
           # echo "JULIA_CONDAPKG_EXE=$CONDA/condabin/mamba" >> $GITHUB_PATH
-          echo "JULIA_CONDAPKG_BACKEND=Current" >> $GITHUB_ENV
+          # echo "JULIA_CONDAPKG_BACKEND=Current" >> $GITHUB_ENV
           # echo "JULIA_CONDAPKG_BACKEND=Current" >> $GITHUB_PATH
+          echo "JULIA_CONDAPKG_BACKEND='System'" >> $GITHUB_ENV
+          echo "JULIA_CONDAPKG_EXE=$CONDA_EXE" >> $GITHUB_ENV
 
       - name: Setup Juliaup
         uses: julia-actions/install-juliaup@v2
@@ -140,7 +142,7 @@ jobs:
         # JULIA_CONDAPKG_EXE points to the existing conda/mamba to avoid JuliaCall from installing their own. See https://juliapy.github.io/PythonCall.jl/stable/pythoncall/#If-you-already-have-a-Conda-environment.
         run: |
           mamba install conda-forge::pyjuliacall
-          julia -e 'using Pkg; Pkg.add(Pkg.PackageSpec(name="ReactionMechanismSimulator", url="https://github.com/ReactionMechanismGenerator/ReactionMechanismSimulator.jl.git", rev="for_rmg")); using ReactionMechanismSimulator'
+          julia -e 'using Pkg; Pkg.add(Pkg.PackageSpec(name="ReactionMechanismSimulator", url="https://github.com/hwpang/ReactionMechanismSimulator.jl.git", rev="fix_installation")); using ReactionMechanismSimulator'
 
       - name: Install Q2DTor
         run: echo "" | make q2dtor