diff --git a/.github/workflows/runchecks.yml b/.github/workflows/runchecks.yml
index fae6f52..c4056a1 100644
--- a/.github/workflows/runchecks.yml
+++ b/.github/workflows/runchecks.yml
@@ -26,6 +26,7 @@ jobs:
           pip install sounddevice
           pip install soundcard
           pip install pytest pytest-cov
+          pip install build
           pip install pdoc3
           pip install mkdocs
           pip install -r requirements.txt
diff --git a/.github/workflows/uploaddocs.yml b/.github/workflows/uploaddocs.yml
index fbb484f..442aa6a 100644
--- a/.github/workflows/uploaddocs.yml
+++ b/.github/workflows/uploaddocs.yml
@@ -26,6 +26,7 @@ jobs:
           pip install sounddevice
           pip install soundcard
           pip install pytest pytest-cov
+          pip install build
           pip install pdoc3
           pip install mkdocs
           pip install genbadge[coverage]