diff --git a/symlinks/bin/compare-installation b/symlinks/bin/compare-installation
index a844a9f..ad23a1f 100755
--- a/symlinks/bin/compare-installation
+++ b/symlinks/bin/compare-installation
@@ -33,6 +33,7 @@ then
 			break
 		done
 	fi
+else
 	INSTALLATION=$1
 fi
 
diff --git a/symlinks/bin/migrate-installation b/symlinks/bin/migrate-installation
index da1dce9..f837722 100755
--- a/symlinks/bin/migrate-installation
+++ b/symlinks/bin/migrate-installation
@@ -2,7 +2,7 @@
 
 if [ -z "$1" ]
 then
-	INSTALLATION_NAME=$HOSTNAME
+	INSTALLATION_NAME=$(hostname)
 else
 	INSTALLATION_NAME=$1
 fi