diff --git a/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInput.test.dialog b/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInput.test.dialog
index 95e2e2b22e..b620c9697a 100644
--- a/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInput.test.dialog
+++ b/libraries/botbuilder-dialogs-adaptive-testing/tests/resources/ActionTests/Action_TextInput.test.dialog
@@ -30,7 +30,8 @@
                         "unrecognizedPrompt": "How should I call you?",
                         "validations": [
                             "length(this.value) > 3"
-                        ]
+                        ],
+                        "outputFormat": ""
                     },
                     {
                         "$kind": "Microsoft.SendActivity",
@@ -80,4 +81,4 @@
             "text": "Hello Carlos, nice to meet you!"
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/libraries/botbuilder-dialogs-adaptive/src/input/textInput.ts b/libraries/botbuilder-dialogs-adaptive/src/input/textInput.ts
index 28b3489f87..0d2be23ef4 100644
--- a/libraries/botbuilder-dialogs-adaptive/src/input/textInput.ts
+++ b/libraries/botbuilder-dialogs-adaptive/src/input/textInput.ts
@@ -37,7 +37,9 @@ export class TextInput extends InputDialog implements TextInputConfiguration {
 
         if (this.outputFormat) {
             const value = this.outputFormat.getValue(dc.state);
-            input = value.toString();
+            if (value && value.trim()) {
+                input = value;
+            }
         }
 
         // Save formated value and ensure length > 0