diff --git a/docs/how-tos/validate-nexus-file.md b/docs/how-tos/validate-nexus-file.md
index a3f936fda..fd640d5c2 100644
--- a/docs/how-tos/validate-nexus-file.md
+++ b/docs/how-tos/validate-nexus-file.md
@@ -120,9 +120,9 @@ Options:
   --help  Show this message and exit.
 ```
 
-*Development verion installation*
+*Development version installation*
 
-If this installation procedure above does not work, you can use the devlopment installation by using git:
+If this installation procedure above does not work, you can use the development installation by using git:
 ```
 python -m venv .py39
 source .py39/bin/activate