diff --git a/scripts/plot/plot_csv.py b/scripts/plot/plot_csv.py
index b3b832c82..201766937 100755
--- a/scripts/plot/plot_csv.py
+++ b/scripts/plot/plot_csv.py
@@ -17,6 +17,9 @@
 
 data = numpy.genfromtxt(text, dtype=float, delimiter=',')
 
+if len(data.shape) == 1:
+    data = data[:,numpy.newaxis]
+
 if not columns:
     columns = [None] * data.shape[1]