diff --git a/R/rareEventCharts.R b/R/rareEventCharts.R
index dcd1224e..c3b9befd 100644
--- a/R/rareEventCharts.R
+++ b/R/rareEventCharts.R
@@ -37,6 +37,9 @@ rareEventCharts <- function(jaspResults, dataset, options) {
     dataset <- .readDataSetToEnd(columns.as.factor = factorVariables, columns.as.numeric = numericVariables)
   }
 
+  # remove NA
+  dataset <- na.omit(dataset)
+
 
   # Checking for errors in the dataset
   .hasErrors(dataset, type = c('infinity'),
diff --git a/inst/qml/rareEventCharts.qml b/inst/qml/rareEventCharts.qml
index 261bf74a..88d919ba 100644
--- a/inst/qml/rareEventCharts.qml
+++ b/inst/qml/rareEventCharts.qml
@@ -174,7 +174,7 @@ Form
 		{
 			name: 								"tChart"
 			label: 								qsTr("T chart")
-			checked:							true
+			checked:							false
 		
 			DropDown
 			{