diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6a799ba..acf165f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -43,7 +43,7 @@ jobs:
           channels: conda-forge,anaconda
       - name: Install dependencies
         run: |
-          conda install scipy numpy pytest
+          conda install scipy numpy pytest 'setuptools<=60'
       - name: Test
         run: |
           python legacy_setup.py install --scs --openmp
@@ -91,7 +91,9 @@ jobs:
           else
             BLAS_PKGS="blas-devel=*=*openblas"
           fi
-          if [[ "$PYTHON_VERSION" == "3.8" ]] || [[ "$PYTHON_VERSION" == "3.9" ]]; then
+          if [[ "$PYTHON_VERSION" == "3.8" ]]; then
+            conda install scipy=1.5 numpy=1.19 pytest $BLAS_PKGS pkg-config 'setuptools<=60'
+          elif [[ "$PYTHON_VERSION" == "3.9" ]]; then
             conda install scipy=1.5 numpy=1.19 pytest $BLAS_PKGS pkg-config
           elif [[ "$PYTHON_VERSION" == "3.10" ]]; then
             conda install scipy=1.7 numpy=1.21 pytest $BLAS_PKGS pkg-config
diff --git a/MANIFEST.in b/MANIFEST.in
deleted file mode 100644
index cb98a37..0000000
--- a/MANIFEST.in
+++ /dev/null
@@ -1,17 +0,0 @@
-graft src 
-graft test 
-graft scs
-graft scs/src
-graft scs/test
-graft scs/test/problems
-graft scs/include
-graft scs/linsys
-graft scs/linsys/cpu
-graft scs/linsys/cpu/direct
-graft scs/linsys/cpu/indirect
-graft scs/linsys/gpu
-graft scs/linsys/gpu/indirect
-graft scs/linsys/external
-graft scs/linsys/external/amd
-graft scs/linsys/external/qdldl
-include LICENSE