diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d9374b60..b37c29ab 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -75,7 +75,7 @@ jobs:
     needs: upload
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.8', '3.9', '3.10']
         os:  [ ubuntu-latest, windows-latest ]
     steps:
       - name: Set up Python ${{ matrix.python-version }}
diff --git a/.github/workflows/run_tests_develop.yml b/.github/workflows/run_tests_develop.yml
index 82c0a9b0..287eedfa 100644
--- a/.github/workflows/run_tests_develop.yml
+++ b/.github/workflows/run_tests_develop.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.8', '3.9', '3.10']
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -30,11 +30,7 @@ jobs:
           python -m pip install --upgrade pip
           python -m pip install pytest igraph pytest-split numba
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-          if ${{ matrix.python-version == '3.7' }}; 
-          then pip install pandapower==2.11.1; 
-          else 
           python -m pip install git+https://github.com/e2nIEE/pandapower@develop#egg=pandapower
-          fi
           pip install .
       - name: List all installed packages
         run: |
@@ -90,7 +86,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.8', '3.9', '3.10']
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -102,11 +98,7 @@ jobs:
           python -m pip install --upgrade pip
           python -m pip install pytest nbmake pytest-xdist pytest-split igraph numba 
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-          if ${{ matrix.python-version == '3.7' }}; 
-          then pip install pandapower==2.11.1; 
-          else 
           python -m pip install git+https://github.com/e2nIEE/pandapower@develop#egg=pandapower
-          fi
           pip install .
       - name: List all installed packages
         run: |
diff --git a/.github/workflows/run_tests_master.yml b/.github/workflows/run_tests_master.yml
index 2bc6099d..7d3240e3 100644
--- a/.github/workflows/run_tests_master.yml
+++ b/.github/workflows/run_tests_master.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.8', '3.9', '3.10']
 
     steps:
       - uses: actions/checkout@v2
@@ -30,11 +30,7 @@ jobs:
           python -m pip install --upgrade pip
           python -m pip install pytest igraph pytest-split numba
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-          if ${{ matrix.python-version == '3.7' }}; 
-          then pip install pandapower==2.11.1; 
-          else 
           python -m pip install git+https://github.com/e2nIEE/pandapower@master#egg=pandapower;
-          fi
           pip install .
       - name: List all installed packages
         run: |
@@ -58,7 +54,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.8', '3.9', '3.10']
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python ${{ matrix.python-version }}
@@ -70,11 +66,7 @@ jobs:
           python -m pip install --upgrade pip
           python -m pip install pytest nbmake pytest-xdist pytest-split igraph numba 
           if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-          if ${{ matrix.python-version == '3.7' }}; 
-          then pip install pandapower==2.11.1; 
-          else 
           python -m pip install git+https://github.com/e2nIEE/pandapower@master#egg=pandapower
-          fi
           pip install .
       - name: List all installed packages
         run: |
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 8c77346b..8b911be3 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -7,6 +7,7 @@ Change Log
 - [FIXED] np.bool error in pipeflow calculation due to deprecation of np.bool
 - [FIXED] use igraph package instead of python-igraph (has been renamed)
 - [ADDED] gas specific calculation of heat capacity ration kappa = cp/cv (for pumps/compressors)
+- [REMOVED] Python 3.7 removed from test pipeline due to inconsistencies with pandapower
 
 [0.8.4] - 2023-02-02
 -------------------------------
diff --git a/setup.py b/setup.py
index b1d110bc..4c22eda5 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@
 
 with open('.github/workflows/run_tests_master.yml', 'rb') as f:
     lines = f.read().decode('utf-8')
-    versions = set(re.findall('3.[7-9]', lines)) | set(re.findall('3.1[0-9]', lines))
+    versions = set(re.findall('3.[8-9]', lines)) | set(re.findall('3.1[0-9]', lines))
     for version in versions:
         classifiers.append('Programming Language :: Python :: %s' % version)