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-rw-r--r--Modules/FindGnuplot.cmake2
1 files changed, 2 insertions, 0 deletions
diff --git a/Modules/FindGnuplot.cmake b/Modules/FindGnuplot.cmake
index 3e36e4b..b8dc3f4 100644
--- a/Modules/FindGnuplot.cmake
+++ b/Modules/FindGnuplot.cmake
@@ -5,6 +5,8 @@
# GNUPLOT_FOUND - system has Gnuplot
# GNUPLOT_EXECUTABLE - the Gnuplot executable
# GNUPLOT_VERSION_STRING - the version of Gnuplot found (since CMake 2.8.8)
+#
+# GNUPLOT_VERSION_STRING will not work for old versions like 3.7.1.
#=============================================================================
# Copyright 2002-2009 Kitware, Inc.