diff --git a/misc/docker/debian-jessie/Dockerfile b/misc/docker/debian-jessie/Dockerfile
index dcf636d35..080346fbf 100644
--- a/misc/docker/debian-jessie/Dockerfile
+++ b/misc/docker/debian-jessie/Dockerfile
@@ -15,7 +15,8 @@ RUN apt-get -y update && \
             python3-setuptools \
             wget \
             herbstluftwm \
-            locales
+            locales \
+            libjs-pdf
 RUN echo 'en_US.UTF-8 UTF-8' > /etc/locale.gen && locale-gen
 
 RUN useradd user && mkdir /home/user && chown -R user:users /home/user
diff --git a/misc/docker/ubuntu-wily/Dockerfile b/misc/docker/ubuntu-wily/Dockerfile
index 241cef873..434e6ab5f 100644
--- a/misc/docker/ubuntu-wily/Dockerfile
+++ b/misc/docker/ubuntu-wily/Dockerfile
@@ -15,7 +15,8 @@ RUN apt-get -y update && \
             python3-setuptools \
             wget \
             herbstluftwm \
-            language-pack-en
+            language-pack-en \
+            libjs-pdf
 
 RUN useradd user && mkdir /home/user && chown -R user:users /home/user
 USER user