diff --git a/files/sites-available/default b/files/sites-available/default
index 9fc333e..948db89 100644
--- a/files/sites-available/default
+++ b/files/sites-available/default
@@ -806,7 +806,7 @@ post-auth {
 	if (&control:Pool-Name =~ /^engineers-/) {
 
 		update reply {
-			Session-Timeout := 3600
+			Session-Timeout := 150
 			Acct-Interim-Interval := 60
 		}