Fix typo (#630)

aPaulius · danielmitterdorfer · commit 55d9a0024db1 · 2017-04-11T14:38:58.000+02:00
diff --git a/520_Post_Deployment/50_backup.asciidoc b/520_Post_Deployment/50_backup.asciidoc
@@ -137,7 +137,7 @@ Once you start accumulating snapshots in your repository, you may forget the det
 relating to each--particularly when the snapshots are named based on time
 demarcations (for example, `backup_2014_10_28`).
 
-To obtain information about a single snapshot, simply issue a `GET` reguest against
+To obtain information about a single snapshot, simply issue a `GET` request against
 the repo and snapshot name:
 
 [source,js]
