diff --git a/docd/alpine/Dockerfile b/docd/alpine/Dockerfile
index 8df168c..60f8d9b 100644
--- a/docd/alpine/Dockerfile
+++ b/docd/alpine/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine
+FROM alpine:3.7
 
 MAINTAINER Hamish Ogilvy
  
@@ -7,7 +7,9 @@ ENV CXX=/usr/bin/g++
 
 COPY dependencies/* /
 
-RUN apk add --update --no-cache make cmake gcc g++ poppler-utils=0.48.0-r0 wv=1.2.9-r3 lynx=2.8.8_p2-r5; ./install.sh; apk del make cmake gcc g++
+RUN apk add --update --no-cache make cmake gcc g++ poppler-utils=0.56.0-r0 wv=1.2.9-r3 lynx=2.8.8_p2-r6 \
+    && ./install.sh \
+    && apk del make cmake gcc g++
 
 EXPOSE 8888
 
diff --git a/docd/alpine/dependencies/install.sh b/docd/alpine/dependencies/install.sh
index ba191b5..622aa2c 100755
--- a/docd/alpine/dependencies/install.sh
+++ b/docd/alpine/dependencies/install.sh
@@ -13,8 +13,6 @@ make install
 # Install UnRTF
 tar -C /unrtf -xvf /unrtf-0.21.9.tar.gz
 cd /unrtf/unrtf-0.21.9
-ls
-./configure --help
 ./configure; make; make install; make clean
 
 cd /