diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8f01b704efb2b938a85cda8811c44ec06cbf658e..a85e024a4b619207eb0da865882f0ea25504909a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -65,4 +65,3 @@ if not provided.
 * Normalization of the contact maps using the ICE algorithm
 * Generation of cooler file for visualization on [higlass](https://higlass.io/)
 * Quality report based on HiC-Pro MultiQC module
-
diff --git a/README.md b/README.md
index 62f27095776d6a27827e75bbadda11a164a7a537..c8e13a92f25540c8eda83f3dde186fba75f0fe0d 100644
--- a/README.md
+++ b/README.md
@@ -78,7 +78,6 @@ For further information or help, don't hesitate to get in touch on
 [Slack](https://nfcore.slack.com/channels/hic).
 You can join with [this invite](https://nf-co.re/join/slack).
 
-
 ## Credits
 
 nf-core/hic was originally written by Nicolas Servant.
@@ -102,5 +101,3 @@ You can cite the `nf-core` publication as follows:
 >
 > _Nat Biotechnol._ 2020 Feb 13. doi: [10.1038/s41587-020-0439-x](https://dx.doi.org/10.1038/s41587-020-0439-x).  
 > ReadCube: [Full Access Link](https://rdcu.be/b1GjZ)
-
-
diff --git a/docs/usage.md b/docs/usage.md
index 8c05abc59fec79ec52275064a6c8632f55e067c8..66d19457950bbd8a5038bad785862b5f558cb640 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -74,7 +74,7 @@
   * [`-resume`](#-resume-single-dash)
   * [`-c`](#-c-single-dash)
   * [`--custom_config_version`](#--custom_config_version)
-  * [`--custom_config_base`](#--custom_config_base) 
+  * [`--custom_config_base`](#--custom_config_base)
   * [`--max_memory`](#--max_memory)
   * [`--max_time`](#--max_time)
   * [`--max_cpus`](#--max_cpus)