diff --git a/rails-base/3.1.x/Dockerfile b/rails-base/3.1.x/Dockerfile
index 8f9a220..d5ae8a6 100644
--- a/rails-base/3.1.x/Dockerfile
+++ b/rails-base/3.1.x/Dockerfile
@@ -23,6 +23,7 @@ RUN apt-get update \
       default-libmysqlclient-dev \
       libxslt1.1 \
       libxml2 \
+      libcurl4-openssl-dev \
  && curl -sL https://deb.nodesource.com/setup_lts.x | bash - \
  && apt-get update \
  && apt-get install -y --no-install-recommends nodejs \
diff --git a/rails-buildpack/3.1.x/Dockerfile b/rails-buildpack/3.1.x/Dockerfile
index b96b840..0c481b5 100644
--- a/rails-buildpack/3.1.x/Dockerfile
+++ b/rails-buildpack/3.1.x/Dockerfile
@@ -18,6 +18,7 @@ RUN apt-get update \
       make \
       libbz2-dev \
       libc6-dev \
+      libcurl4-openssl-dev \
       liblzma-dev \
       libmagickcore-dev \
       libmagickwand-dev \