diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 838926f5f2..cf340e4b15 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -113,6 +113,7 @@ jobs:
           git clone --depth=50 --branch=master https://github.com/SasView/sasdata.git ../sasdata
           git clone --depth=50 --branch=master https://github.com/SasView/sasmodels.git ../sasmodels
           git clone --depth=50 --branch=v0.9.3 https://github.com/bumps/bumps.git ../bumps
+          git clone --depth=50 --branch=R2.0-pre https://github.com/pkienzle/periodictable.git ../periodictable
 
       - name: Build and install sasdata
         run: |
@@ -136,6 +137,13 @@ jobs:
           rm -rf dist
           python -m pip install --no-deps .
 
+      - name: Build and install periodictable
+        run: |
+          cd ../periodictable
+          rm -rf build
+          rm -rf dist
+          python -m pip install --no-deps .
+
       ### Document the build environment
 
       - name: Python package version list
diff --git a/build_tools/requirements.txt b/build_tools/requirements.txt
index fab5feb3a4..be22f5248b 100644
--- a/build_tools/requirements.txt
+++ b/build_tools/requirements.txt
@@ -14,7 +14,6 @@ mako
 matplotlib
 numba
 numpy
-periodictable
 pybind11
 pylint
 pyopengl