diff --git a/centos6_gcc44/Dockerfile b/centos6_gcc44/Dockerfile
index 88f1fb2..36280b4 100644
--- a/centos6_gcc44/Dockerfile
+++ b/centos6_gcc44/Dockerfile
@@ -1,5 +1,6 @@
 FROM centos:centos6
 MAINTAINER Continuum Analytics, Inc. <conda@continuum.io>
+ARG CONDA_VERSION=4.3.11
 
 RUN yum -y update; yum clean all \
 
@@ -38,7 +39,7 @@ RUN wget --quiet http://mirror.ox.ac.uk/sites/ctan.org/systems/texlive/tlnet/ins
     && TEXLIVE_INSTALL_PREFIX=/opt/texlive ./install-tl \
     && rm -rf /temp
 
-RUN wget --quiet https://repo.continuum.io/miniconda/Miniconda2-4.3.11-Linux-x86_64.sh -O ~/miniconda.sh \
+RUN wget --quiet https://repo.continuum.io/miniconda/Miniconda2-${CONDA_VERSION}-Linux-x86_64.sh -O ~/miniconda.sh \
     && /bin/bash ~/miniconda.sh -b -p /opt/conda \
     && rm ~/miniconda.sh
 
diff --git a/miniconda2/centos6/Dockerfile b/miniconda2/centos6/Dockerfile
index 532e7d7..1b92738 100644
--- a/miniconda2/centos6/Dockerfile
+++ b/miniconda2/centos6/Dockerfile
@@ -1,9 +1,10 @@
 FROM centos:centos6
 MAINTAINER Conda Development Team <conda@continuum.io>
+ARG CONDA_VERSION=latest
 
 RUN yum -y update \
     && yum -y install curl bzip2 \
-    && curl -sSL https://repo.continuum.io/miniconda/Miniconda2-latest-Linux-x86_64.sh -o /tmp/miniconda.sh \
+    && curl -sSL https://repo.continuum.io/miniconda/Miniconda2-${CONDA_VERSION}-Linux-x86_64.sh -o /tmp/miniconda.sh \
     && bash /tmp/miniconda.sh -bfp /usr/local/envs/_conda_ \
     && rm -rf /tmp/miniconda.sh \
     && pushd /usr/local/bin \
diff --git a/miniconda2/centos7/Dockerfile b/miniconda2/centos7/Dockerfile
index 6e96d8a..00d0df0 100644
--- a/miniconda2/centos7/Dockerfile
+++ b/miniconda2/centos7/Dockerfile
@@ -1,9 +1,10 @@
 FROM centos:centos7
 MAINTAINER Conda Development Team <conda@continuum.io>
+ARG CONDA_VERSION=latest
 
 RUN yum -y update \
     && yum -y install curl bzip2 \
-    && curl -sSL https://repo.continuum.io/miniconda/Miniconda2-latest-Linux-x86_64.sh -o /tmp/miniconda.sh \
+    && curl -sSL https://repo.continuum.io/miniconda/Miniconda2-${CONDA_VERSION}-Linux-x86_64.sh -o /tmp/miniconda.sh \
     && bash /tmp/miniconda.sh -bfp /usr/local/ \
     && rm -rf /tmp/miniconda.sh \
     && conda install -y python=2 \
diff --git a/miniconda2/debian/Dockerfile b/miniconda2/debian/Dockerfile
index fea542f..b7b8efc 100644
--- a/miniconda2/debian/Dockerfile
+++ b/miniconda2/debian/Dockerfile
@@ -1,8 +1,9 @@
 FROM debian:latest
 MAINTAINER Conda Development Team <conda@continuum.io>
+ARG CONDA_VERSION=latest
 
 RUN apt-get -qq update && apt-get -qq -y install curl bzip2 \
-    && curl -sSL https://repo.continuum.io/miniconda/Miniconda2-latest-Linux-x86_64.sh -o /tmp/miniconda.sh \
+    && curl -sSL https://repo.continuum.io/miniconda/Miniconda2-${CONDA_VERSION}-Linux-x86_64.sh -o /tmp/miniconda.sh \
     && bash /tmp/miniconda.sh -bfp /usr/local \
     && rm -rf /tmp/miniconda.sh \
     && conda install -y python=2 \
diff --git a/miniconda3/centos6/Dockerfile b/miniconda3/centos6/Dockerfile
index 00c8df3..8ba2b46 100644
--- a/miniconda3/centos6/Dockerfile
+++ b/miniconda3/centos6/Dockerfile
@@ -1,9 +1,10 @@
 FROM centos:centos6
 MAINTAINER Conda Development Team <conda@continuum.io>
+ARG CONDA_VERSION=latest
 
 RUN yum -y update \
     && yum -y install curl bzip2 \
-    && curl -sSL https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -o /tmp/miniconda.sh \
+    && curl -sSL https://repo.continuum.io/miniconda/Miniconda3-${CONDA_VERSION}-Linux-x86_64.sh -o /tmp/miniconda.sh \
     && bash /tmp/miniconda.sh -bfp /usr/local/ \
     && rm -rf /tmp/miniconda.sh \
     && conda install -y python=3 \
diff --git a/miniconda3/centos7/Dockerfile b/miniconda3/centos7/Dockerfile
index 07ebcea..e1af062 100644
--- a/miniconda3/centos7/Dockerfile
+++ b/miniconda3/centos7/Dockerfile
@@ -1,9 +1,10 @@
 FROM centos:centos7
 MAINTAINER Conda Development Team <conda@continuum.io>
+ARG CONDA_VERSION=latest
 
 RUN yum -y update \
     && yum -y install curl bzip2 \
-    && curl -sSL https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -o /tmp/miniconda.sh \
+    && curl -sSL https://repo.continuum.io/miniconda/Miniconda3-${CONDA_VERSION}-Linux-x86_64.sh -o /tmp/miniconda.sh \
     && bash /tmp/miniconda.sh -bfp /usr/local/ \
     && rm -rf /tmp/miniconda.sh \
     && conda install -y python=3 \
diff --git a/miniconda3/debian/Dockerfile b/miniconda3/debian/Dockerfile
index d8230a1..aa5a135 100644
--- a/miniconda3/debian/Dockerfile
+++ b/miniconda3/debian/Dockerfile
@@ -1,8 +1,9 @@
 FROM debian:latest
 MAINTAINER Conda Development Team <conda@continuum.io>
+ARG CONDA_VERSION=latest
 
 RUN apt-get -qq update && apt-get -qq -y install curl bzip2 \
-    && curl -sSL https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -o /tmp/miniconda.sh \
+    && curl -sSL https://repo.continuum.io/miniconda/Miniconda3-${CONDA_VERSION}-Linux-x86_64.sh -o /tmp/miniconda.sh \
     && bash /tmp/miniconda.sh -bfp /usr/local \
     && rm -rf /tmp/miniconda.sh \
     && conda install -y python=3 \