diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2bff46001..85b1f6fca 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -91,7 +91,7 @@ jobs:
           echo "done 1"
           python -m pip install pytest python-igraph pytest-split seaborn matplotlib plotly geopandas ortools xlsxwriter openpyxl cryptography psycopg2 matpowercaseframes
           echo "done 2"
-          if ( '${{ matrix.python-version }}'  -eq '3.8' ) { python -m pip install pypower } fi
+          if ( '${{ matrix.python-version }}'  -eq '3.8' ) then { python -m pip install pypower } fi
           echo "done 3"
           if ( '${{ matrix.python-version }}'  -ne '3.8' -and '${{ matrix.python-version }}' -ne '3.11' ) 
           {