diff --git a/source/android/adaptivecards/src/main/java/io/adaptivecards/objectmodel/RichTextElementProperties.java b/source/android/adaptivecards/src/main/java/io/adaptivecards/objectmodel/RichTextElementProperties.java
index 53e72d27fe..921340679a 100644
--- a/source/android/adaptivecards/src/main/java/io/adaptivecards/objectmodel/RichTextElementProperties.java
+++ b/source/android/adaptivecards/src/main/java/io/adaptivecards/objectmodel/RichTextElementProperties.java
@@ -1,8 +1,8 @@
 /* ----------------------------------------------------------------------------
- * This file was automatically generated by SWIG (http://www.swig.org).
- * Version 4.0.2
+ * This file was automatically generated by SWIG (https://www.swig.org).
+ * Version 4.1.1
  *
- * Do not make changes to this file unless you know what you are doing--modify
+ * Do not make changes to this file unless you know what you are doing - modify
  * the SWIG interface file instead.
  * ----------------------------------------------------------------------------- */
 
diff --git a/source/android/adaptivecards/src/main/java/io/adaptivecards/renderer/readonly/RichTextBlockRenderer.java b/source/android/adaptivecards/src/main/java/io/adaptivecards/renderer/readonly/RichTextBlockRenderer.java
index 15d9670284..e9370861c1 100644
--- a/source/android/adaptivecards/src/main/java/io/adaptivecards/renderer/readonly/RichTextBlockRenderer.java
+++ b/source/android/adaptivecards/src/main/java/io/adaptivecards/renderer/readonly/RichTextBlockRenderer.java
@@ -24,6 +24,8 @@
 import androidx.annotation.NonNull;
 import androidx.fragment.app.FragmentManager;
 
+import java.util.Locale;
+
 import io.adaptivecards.objectmodel.BaseActionElement;
 import io.adaptivecards.objectmodel.BaseCardElement;
 import io.adaptivecards.objectmodel.FontType;
@@ -132,7 +134,10 @@ else if ((textRun = TextRun.dynamic_cast(inline)) == null)
                 TextWeight textWeight = TextRendererUtil.computeTextWeight(hostConfig, TextStyle.Default, textRun.GetTextWeight(), renderArgs);
                 boolean isSubtle = TextRendererUtil.computeIsSubtle(hostConfig, TextStyle.Default, textRun.GetIsSubtle(), renderArgs);
                 FontType fontType = TextRendererUtil.computeFontType(hostConfig, TextStyle.Default, textRun.GetFontType(), renderArgs);
-
+                if (textRun.GetLanguage() == null || textRun.GetLanguage().isEmpty())
+                {
+                    textRun.SetLanguage(Locale.getDefault().getLanguage());
+                }
                 DateTimeParser parser = new DateTimeParser(textRun.GetLanguage());
                 String formattedText = parser.GenerateString(textRun.GetTextForDateParsing());