1 files changed, 2 insertions, 2 deletions
diff --git a/138 b/138
index 7cf90202..bf36e3da 100755
--- a/138
+++ b/138
@@ -53,7 +53,7 @@ do
 		echo error truncating file $file
 		exit
 	fi
-	i=`expr $i + 1`
+	let i=$i+1
 done
 
 # give the system a chance to write something out
@@ -96,7 +96,7 @@ do
 			rm -f $file
 		fi
 	fi
-	i=`expr $i + 1`
+	let i=$i+1
 done
 
 status=0