diff --git a/plot.sh b/plot.sh
index 560f3c1..21cb73f 100644
--- a/plot.sh
+++ b/plot.sh
@@ -1,10 +1,10 @@
 for file in wer srr
 
 do
-	tail -50 "$file.txt" > "$file.txt"
+	tail -50 "$file.txt" > temp.txt
 	gnuplot <<- EOF  
         set term png
         set output "$file.png"
-        plot "$file.txt" with lines notitle
+        plot temp.txt" with lines notitle
 EOF
 done
\ No newline at end of file