diff --git a/src/modelParamXML/Analog/gain.xml b/src/modelParamXML/Analog/gain.xml
index ff71d46a6..a86560724 100644
--- a/src/modelParamXML/Analog/gain.xml
+++ b/src/modelParamXML/Analog/gain.xml
@@ -6,7 +6,7 @@
 <split>None</split>
 <param>
 	<in_offset default="0.0">Enter offset for input (default=0.0)</in_offset>
-	<gain vector="2" default="1.0">Enter gain (default=1.0)</gain>
+	<gain vector="1" default="1.0">Enter gain (default=1.0)</gain>
 	<out_offset default="0.0">Enter offset for output (default=0.0)</out_offset>
 </param>
 </model>
\ No newline at end of file