diff --git a/sargraph.py b/sargraph.py
index 73a2b33..4f7a907 100755
--- a/sargraph.py
+++ b/sargraph.py
@@ -48,7 +48,7 @@ def g(command):
     global gnuplot
 
     if not (gnuplot.poll() is None):
-        print("ERROR: gnuplot not running!")
+        print("Error: gnuplot not running!")
         return
     print ("gnuplot> %s" % command)
     try: