diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 93efd073..30c4dfa2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -36,8 +36,7 @@ jobs:
         python -m pip install --upgrade pip
         python -m pip install wheel setuptools
         python -m pip install mako
-        python -m pip install numpy==1.*
-        python -m pip install scipy matplotlib docutils pytest sphinx bumps unittest-xml-reporting tinycc siphash24
+        python -m pip install numpy scipy matplotlib docutils pytest sphinx bumps==0.* unittest-xml-reporting tinycc siphash24
 
     - name: setup pyopencl on Linux + macOS
       if: ${{ matrix.os != 'windows-latest' }}