diff --git a/travis/Dockerfile.centos6 b/travis/Dockerfile.centos6
index 2a711da..4d02dd5 100644
--- a/travis/Dockerfile.centos6
+++ b/travis/Dockerfile.centos6
@@ -1,7 +1,7 @@
 FROM centos:6
 
 RUN yum install -y centos-release-scl-rh && \
-    yum install -y devtoolset-6 wget curl patchelf vim-common fuse libfuse2 libtool autoconf automake zlib-devel libjpeg-devel libpng-devel nano git && \
+    yum install -y devtoolset-7 wget curl patchelf vim-common fuse libfuse2 libtool autoconf automake zlib-devel libjpeg-devel libpng-devel nano git && \
     wget https://github.com/Kitware/CMake/releases/download/v3.13.4/cmake-3.13.4-Linux-x86_64.tar.gz -O- | tar xz --strip-components=1 -C/usr/local
 
 #RUN wget http://springdale.math.ias.edu/data/puias/computational/6/x86_64//patchelf-0.8-2.sdl6.x86_64.rpm && \