diff --git a/dockerfiles/xnat-datascience-notebook/Dockerfile b/dockerfiles/xnat-datascience-notebook/Dockerfile
index cbb77ef..6330409 100644
--- a/dockerfiles/xnat-datascience-notebook/Dockerfile
+++ b/dockerfiles/xnat-datascience-notebook/Dockerfile
@@ -5,7 +5,7 @@ USER root
 
 RUN apt-get update && \
     apt-get clean && \
-    apt-get install -y dcmtk && \
+    apt-get install -y dcmtk nodejs npm && \
     rm -rf /var/lib/apt/lists/*
 
 USER ${NB_UID}
diff --git a/dockerfiles/xnat-tensorflow-notebook/Dockerfile b/dockerfiles/xnat-tensorflow-notebook/Dockerfile
index bda941b..fb06b1b 100644
--- a/dockerfiles/xnat-tensorflow-notebook/Dockerfile
+++ b/dockerfiles/xnat-tensorflow-notebook/Dockerfile
@@ -5,7 +5,7 @@ USER root
 
 RUN apt-get update && \
     apt-get clean && \
-    apt-get install -y dcmtk && \
+    apt-get install -y dcmtk nodejs npm && \
     rm -rf /var/lib/apt/lists/*
 
 USER ${NB_UID}