diff --git a/pure-ftpd/Dockerfile b/pure-ftpd/Dockerfile
index db56f00..eca3f75 100644
--- a/pure-ftpd/Dockerfile
+++ b/pure-ftpd/Dockerfile
@@ -8,15 +8,14 @@ MAINTAINER kev <noreply@datageek.info>
 RUN apt-get update && apt-get install -y pure-ftpd && rm -rf /var/lib/apt/lists/*
 RUN groupadd ftpgroup && useradd -g ftpgroup -m ftpuser
 
-ENV PURE_PASSWDFILE /etc/pure-ftpd/pureftpd.passwd
-ENV PURE_DBFILE /etc/pure-ftpd/pureftpd.pdb
-ENV MAXCLIENTSPERIP 2
-ENV USERBANDWIDTH 1024:1024
+ENV PURE_LOGIN puredb:/etc/pure-ftpd/pureftpd.pdb
+ENV PURE_MAXCLIENTSPERIP 2
+ENV PURE_USERBANDWIDTH 1024:1024
 
 EXPOSE 21
 VOLUME /home/ftpuser /etc/pure-ftpd
 
-CMD pure-ftpd --login puredb:$PURE_DBFILE \
-              --maxclientsperip $MAXCLIENTSPERIP \
-              --userbandwidth $USERBANDWIDTH \
+CMD pure-ftpd --login $PURE_LOGIN \
+              --maxclientsperip $PURE_MAXCLIENTSPERIP \
+              --userbandwidth $PURE_USERBANDWIDTH \
               --createhomedir