diff --git a/Dockerfile b/Dockerfile
index e9f4f79..2614df0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,6 +5,7 @@ RUN apk add --no-cache --virtual .build-deps \
     \
     # Install deps
     && pip install snakeoil \
+    && pip install git+https://github.com/dol-sen/pyDeComp \
     \
     # Clone catalyst repository
     && git clone https://anongit.gentoo.org/git/proj/catalyst.git catalyst \
@@ -32,7 +33,8 @@ RUN apk add coreutils
 COPY --from=base /usr/local/lib/python3.6/site-packages/snakeoil \
                  /usr/local/lib/python3.6/site-packages/
 
-RUN pip install git+https://github.com/dol-sen/pyDeComp
+COPY --from=base /usr/local/lib/python3.6/site-packages/DeComp \
+                 /usr/local/lib/python3.6/site-packages/
 
 COPY --from=base /usr/local/bin/shash /usr/local/bin/shash