diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index faf29bed..8dc91f46 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -174,7 +174,7 @@ jobs:
           MSMPI_LIB32: C:\Program Files (x86)\Microsoft SDKs\MPI\Lib\x86\
           MSMPI_LIB64: C:\Program Files (x86)\Microsoft SDKs\MPI\Lib\x64\
           MSMPI_BIN: C:\Program Files\Microsoft MPI\Bin\
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: |
           set PATH=%MSMPI_BIN%;%PATH%
           call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
@@ -183,7 +183,7 @@ jobs:
       - name: Dynaflow-Launcher version
         shell: cmd
         env:
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: call ..\dfl-i\dynaflow-launcher verbose version
 
       - name: Build and run unit tests
@@ -193,7 +193,7 @@ jobs:
           MSMPI_LIB32: C:\Program Files (x86)\Microsoft SDKs\MPI\Lib\x86\
           MSMPI_LIB64: C:\Program Files (x86)\Microsoft SDKs\MPI\Lib\x64\
           MSMPI_BIN: C:\Program Files\Microsoft MPI\Bin\
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: |
           set PATH=%MSMPI_BIN%;%PATH%
           call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars64.bat"
diff --git a/.github/workflows/nightly-release.yml b/.github/workflows/nightly-release.yml
index 055793ea..5612dd32 100644
--- a/.github/workflows/nightly-release.yml
+++ b/.github/workflows/nightly-release.yml
@@ -198,14 +198,14 @@ jobs:
       - name: Dynawo-algorithms version
         shell: cmd
         env:
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: call ..\deploy\dynawo-algorithms\dynawo-algorithms verbose version || exit /b 1
 
       # use a minimal PATH to avoid too long command lines and conflict with Strawberry pkg-config !
       - name: Build and install
         shell: cmd
         env:
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: |
           setlocal enableDelayedExpansion
           if "${{ matrix.use-mpi.value }}" == "YES" (
@@ -221,14 +221,14 @@ jobs:
       - name: Dynaflow-launcher version
         shell: cmd
         env:
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: call ..\dfl-i\dynaflow-launcher verbose version || exit /b 1
 
       - name: Build and run NRT
         if: github.event_name != 'workflow_dispatch' || inputs.perform-nrt
         shell: cmd
         env:
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64;C:\hostedtoolcache\windows\Python\3.7.9\x64\Scripts
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64;C:\hostedtoolcache\windows\Python\3.9.13\x64\Scripts
         run: |
           setlocal enableDelayedExpansion
           if "${{ matrix.use-mpi.value }}" == "YES" (
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 95b016f0..60748f89 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -206,7 +206,7 @@ jobs:
       - name: Build and install
         shell: cmd
         env:
-          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.7.9\x64
+          PATH: C:\Windows\system32;C:\Program Files\Git\cmd;C:\hostedtoolcache\windows\Python\3.9.13\x64
         run: |
           setlocal enableDelayedExpansion
           if "${{ matrix.use-mpi.value }}" == "YES" (