diff --git a/dev/Dockerfile b/dev/Dockerfile
index ccaecfe..02f4c23 100644
--- a/dev/Dockerfile
+++ b/dev/Dockerfile
@@ -8,7 +8,7 @@ RUN \
        python3 python3-pip python3-venv python-is-python3
 
 RUN rustup component add rustfmt
-RUN python -m pip install --upgrade pip
+RUN python -m pip install --break-system-packages --upgrade pip
 
 WORKDIR /module
 
@@ -16,7 +16,7 @@ COPY dev/requirements.txt .
 
 RUN \
     --mount=type=cache,target=/var/cache/pip \
-    pip install -r requirements.txt
+    pip install --break-system-packages -r requirements.txt
 
 COPY module/ ./
 
diff --git a/dev/requirements.txt b/dev/requirements.txt
index ed9f6be..ced9607 100644
--- a/dev/requirements.txt
+++ b/dev/requirements.txt
@@ -1,2 +1,2 @@
-https://github.com/sartography/SpiffWorkflow/archive/085bd0d8fb04dcaffcf4ae4ef4e917283f81280e.tar.gz
+https://github.com/sartography/SpiffWorkflow/archive/1f8cffb4777b6087bd56736270e32bddb20a466f.tar.gz
 maturin