bugfix link

Author: halterw

README.md

@@ -8,7 +8,7 @@ Published in [W.R. Halter, E. Macherel, and S.M. Schmalholz (2022) JSG](https://
 - Some of our published model configurations can be found in [Examples_Matlab](/Examples_Matlab/) or [Examples_Octave](/Examples_Octave/) for didactical purpose and to ensure the reproducibility of our results.
 
 - Some errors were found in the original version of the published code. 
-The codes on this GitHub page were since corrected. The original (wrong) codes can still be looked at in the folder [Previous_code_versions](/Old_code_versions/).
+The codes on this GitHub page were since corrected. The original (wrong) codes can still be looked at in the folder [Previous_code_versions](/Previous_code_versions/).
 For more details about the errors in the previous code versions and their correction, check the [corrigendum 1](https://doi.org/10.1016/j.jsg.2022.104665) and corrigendum 2.
 
 All codes on this page are free software under the Creative Commons CC-BY-NC-ND license.