diff --git a/CentOS6.md b/CentOS6.md
index 1d404bb..56295b0 100644
--- a/CentOS6.md
+++ b/CentOS6.md
@@ -1,23 +1,31 @@
 _Note: Haskell Platform v7.10.3 and v8.0.1 requires glibc v2.14 but CentOS 6 has v2.12 so be sure to download v7.10.2-a release from their [prior releases](https://www.haskell.org/platform/prior.html) page._
 
 # Deps
-    yum groupinstall "Development Tools" -y
-    yum install gmp-devel # may need epel
-    sudo ln -s /usr/lib64/libgmp.so.3  /usr/lib64/libgmp.so.10
+```sh
+yum groupinstall "Development Tools" -y
+yum install gmp-devel # may need epel
+sudo ln -s /usr/lib64/libgmp.so.3  /usr/lib64/libgmp.so.10
+```
 
 # Get Haskell and build it
 #### Based on https://www.haskell.org/platform/linux.html#linux-generic 
-    dir="$(mktemp -d)"
-    pushd "$dir"
-    wget https://haskell.org/platform/download/7.10.2/haskell-platform-7.10.2-a-unknown-linux-deb7.tar.gz
-    tar xvzf haskell-platform-7.10.2-a-unknown-linux-deb7.tar.gz
-    ./install-haskell-platform.sh
-    popd
-    rm -r "$dir"
-# Install shellcheck
-    cabal update
-    cabal install shellcheck
+```sh
+dir="$(mktemp -d)"
+pushd "$dir"
+wget https://haskell.org/platform/download/7.10.2/haskell-platform-7.10.2-a-unknown-linux-deb7.tar.gz
+tar xvzf haskell-platform-7.10.2-a-unknown-linux-deb7.tar.gz
+./install-haskell-platform.sh
+popd
+rm -r "$dir"
+```
+
+# Install ShellCheck
+```sh
+cabal update
+cabal install shellcheck
+```
 
 # Place it in a global directory
-    cp ~/.cabal/bin/shellcheck /usr/local/bin # portable to other el6 systems without Haskell
-
+```sh
+cp ~/.cabal/bin/shellcheck /usr/local/bin # portable to other el6 systems without Haskell
+```