diff --git a/doc.zih.tu-dresden.de/docs/software/virtual_machines_tools.md b/doc.zih.tu-dresden.de/docs/software/virtual_machines_tools.md
index 3d01afd6c98b1a4a025db60965fb6258522d731c..1aab62c7bf1676bdc716602de96a63f8ac43dae3 100644
--- a/doc.zih.tu-dresden.de/docs/software/virtual_machines_tools.md
+++ b/doc.zih.tu-dresden.de/docs/software/virtual_machines_tools.md
@@ -104,7 +104,7 @@ needs to be re-generated on every script run.
 
 ## Start a Job in a VM
 
-Especially when developing a Singularity definition file it might be useful to get a shell directly
+Especially when developing a Singularity definition file, it might be useful to get a shell directly
 on a VM. To do so on the power9-architecture, simply run:
 
 ```console