diff --git a/release-packaging/HelpSource/Classes/FluidDataSet.schelp b/release-packaging/HelpSource/Classes/FluidDataSet.schelp
index c04fe6d..e0dc1f9 100644
--- a/release-packaging/HelpSource/Classes/FluidDataSet.schelp
+++ b/release-packaging/HelpSource/Classes/FluidDataSet.schelp
@@ -11,7 +11,7 @@ CLASSMETHODS::
 PRIVATE:: asUGenInput
 
 METHOD:: new
-Create a new instance of the DataSet, with the given name. If a DataSet with this name already exists, an exception will be thrown (see link::Classes/FluidDataSet#at:: to access an existant DataSet).
+Create a new instance of the DataSet, with the given name. If a DataSet with this name already exists, an exception will be thrown (see link::Classes/FluidDataSet#at:: to access an existing DataSet).
 
 ARGUMENT:: server
 The link::Classes/Server:: on which to create the data set.