diff --git a/Dockerfile b/Dockerfile
index 09bcd72e..a579bb87 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,7 +14,7 @@ ENV PYTHONUNBUFFERED 1
 #    python3 python3-dev gcc \
 #    gfortran musl-dev \
 #    libffi-dev openssl-dev
-RUN apt-get update && apt-get -y install postgresql postgresql-contrib git libcairo2-dev pkg-config gcc redis-tools
+RUN apt-get update && apt-get -y install postgresql postgresql-contrib git libcairo2-dev pkg-config gcc redis-tools watchman
 
 
 # install dependencies
diff --git a/requirements.txt b/requirements.txt
index 2200c2b0..1f171b1e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,4 +57,5 @@ easy_thumbnails
 requests
 pygments
 celery[redis]
-redis
\ No newline at end of file
+redis
+pywatchman
\ No newline at end of file