diff --git a/README.md b/README.md
index c60b727bd149554b8de20982ba57b5ec0f6d03ea..e620ceda7b1f896555f14fc51e1533f1c00b9c01 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,7 @@ snakemake --version
 
 - [STACKS 2.0b](http://catchenlab.life.illinois.edu/stacks/)
    * Check version and if programs are correctly installed by typing :
+
 ```
 process_radtags --version
 clone_filter --version
@@ -54,6 +55,7 @@ populations --version
 
 - [BWA 0.7.17](https://icb.med.cornell.edu/wiki/index.php/Elementolab/BWA_tutorial)
     * Download `bwa` at: http://sourceforge.net/projects/bio-bwa/files/
+
 ```
 tar -xvf bwa-x.x.x.tar.bz2   
 cd bwa-x.x.x
@@ -62,6 +64,7 @@ make
 make install
 ```
     * Check version and if programs are correctly installed by typing :
+
 ```
 bwa
 ## should give you the output
@@ -72,6 +75,7 @@ Version: 0.7.17-r1188
 - [SAMTOOLS 1.9 ](http://www.htslib.org/)
     * Download `htslib` and `samtools` at : http://www.htslib.org/download/
     * Building each desired package from source is very simple:
+
 ```
 cd htslib-1.x
 ./configure --prefix=/where/to/install
@@ -85,6 +89,7 @@ make
 make install
 ```
      * Check version and if programs are correctly installed by typing :
+
 ```
 samtools --version
 ## should give you the output