diff --git a/doc.zih.tu-dresden.de/docs/software/private_modules.md b/doc.zih.tu-dresden.de/docs/software/private_modules.md
index 746114d5c4068efae61b53bf609658fb93baaac1..8ef143da8c81254f9fae5092d4b939cc44d8bb21 100644
--- a/doc.zih.tu-dresden.de/docs/software/private_modules.md
+++ b/doc.zih.tu-dresden.de/docs/software/private_modules.md
@@ -124,7 +124,7 @@ An automated backup system provides security for the `/home` directories on the
 basis. This is the reason why we urge users to store (large) temporary data (like checkpoint files)
 on the `/scratch` filesystem or at local scratch disks.
 
-This also why, we have set `ulimit -c 0` as a default setting to prevent users from filling the
+This is also why, we have set `ulimit -c 0` as a default setting to prevent users from filling the
 `/home` directories with the dump of crashed programs. In particular, `ulimit -c 0` sets the core
 file size (blocks) to 0, which disables creation of core dumbs in case an application crashes.