diff --git a/README.md b/README.md
index 8d53a3cabac5dbdaca507aafe78e54aa20ba35c4..5189902896c52cbe6895207c754a18a2c813f791 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@
 
 This repository implements an easy to use interface, to create, save, load, and work with [specification-compliant](https://git.imp.fu-berlin.de/bioroboticslab/robofish/track_format) hdf5 files, containing 2D swarm data. This repository should be used by the different swarm projects to generate comparable standardized files.
 
-### <a href="http://agerken.de/io/index.html><i class="fas fa-file-alt" aria-hidden="true"></i> Documentation</a>
+### <a href="http://agerken.de/io/index.html"><i class="fas fa-file-alt" aria-hidden="true"></i> Documentation</a>
 
 ## Installation