diff --git a/html4j/src/test/java/org/teavm/html4j/test/KnockoutTCKTest.java b/html4j/src/test/java/org/teavm/html4j/test/KnockoutTCKTest.java
index df5eb8e28..0a1be8720 100644
--- a/html4j/src/test/java/org/teavm/html4j/test/KnockoutTCKTest.java
+++ b/html4j/src/test/java/org/teavm/html4j/test/KnockoutTCKTest.java
@@ -224,7 +224,11 @@ public class KnockoutTCKTest {
     public void fromJsonWithUTF8() throws Throwable {
         jsonTest.fromJsonWithUTF8();
     }
-
+    @Test
+    public void fromJsonEmptyValues() throws Throwable {
+        jsonTest.fromJsonEmptyValues();
+    }
+    
     @Test
     public void toJSONInABrowser() throws Throwable {
         jsonTest.toJSONInABrowser();