diff --git a/dataforge-plots/plots-jfc/src/main/kotlin/hep/dataforge/plots/jfreechart/JFreeChartFrame.kt b/dataforge-plots/plots-jfc/src/main/kotlin/hep/dataforge/plots/jfreechart/JFreeChartFrame.kt
index a013b1c..c1e8b5e 100644
--- a/dataforge-plots/plots-jfc/src/main/kotlin/hep/dataforge/plots/jfreechart/JFreeChartFrame.kt
+++ b/dataforge-plots/plots-jfc/src/main/kotlin/hep/dataforge/plots/jfreechart/JFreeChartFrame.kt
@@ -150,12 +150,10 @@ class JFreeChartFrame : XYPlotFrame(), FXPlotFrame, Serializable {
         return Range(meta.getDouble("lower", java.lang.Double.NEGATIVE_INFINITY), meta.getDouble("upper", java.lang.Double.POSITIVE_INFINITY))
     }
 
-    private fun getAxis(axisMeta: Meta): ValueAxis {
-        return when (axisMeta.getString("type", "number").lowercase()) {
-            "log" -> getLogAxis(axisMeta)
-            "time" -> getDateAxis(axisMeta)
-            else -> getNumberAxis(axisMeta)
-        }
+    private fun getAxis(axisMeta: Meta): ValueAxis = when (axisMeta.getString("type", "number").lowercase()) {
+        "log" -> getLogAxis(axisMeta)
+        "time" -> getDateAxis(axisMeta)
+        else -> getNumberAxis(axisMeta)
     }
 
     override fun updateAxis(axisName: String, axisMeta: Meta, plotMeta: Meta) {
diff --git a/numass-viewer/build.gradle.kts b/numass-viewer/build.gradle.kts
index 2303de8..ce9075a 100644
--- a/numass-viewer/build.gradle.kts
+++ b/numass-viewer/build.gradle.kts
@@ -19,7 +19,7 @@ application {
     mainClass.set("inr.numass.viewer.Viewer")
 }
 
-version = "0.6.2"
+version = "0.6.3"
 
 description = "The viewer for numass data"
 
@@ -40,6 +40,10 @@ val addJvmArgs = listOf(
     "--add-opens=javafx.controls/com.sun.javafx.scene.control.behavior=ALL-UNNAMED",
     "--add-opens=javafx.controls/javafx.scene.control.skin=ALL-UNNAMED",
     "--add-exports=javafx.controls/com.sun.javafx.scene.control.inputmap=ALL-UNNAMED",
+    "--add-exports=javafx.controls/com.sun.javafx.scene.control.behavior=ALL-UNNAMED",
+    "--add-exports=javafx.base/com.sun.javafx.event=ALL-UNNAMED",
+    "--add-opens=javafx.controls/javafx.scene.control.skin=ALL-UNNAMED",
+    "--add-opens=javafx.graphics/javafx.scene=ALL-UNNAMED"
 )
 
 application {