diff --git a/Dockerfile b/Dockerfile
index e01f8fa..175f643 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,7 +14,7 @@ COPY requirements.txt .
 RUN curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add - && \
     curl https://packages.microsoft.com/config/debian/10/prod.list > /etc/apt/sources.list.d/mssql-release.list
 
-RUN apt-get update && apt-get install -y unzip unixodbc-dev git nano ghostscript
+RUN apt-get update && apt-get install -y unzip unixodbc-dev git nano ghostscript npm
 RUN ACCEPT_EULA=Y apt-get install -y msodbcsql17
 
 # allow ghostscript PDF conversion