diff --git a/engine/runtime/src/test/java/org/enso/interpreter/test/MetaObjectTest.java b/engine/runtime/src/test/java/org/enso/interpreter/test/MetaObjectTest.java
index 338df1382d407..8535baba9ab82 100644
--- a/engine/runtime/src/test/java/org/enso/interpreter/test/MetaObjectTest.java
+++ b/engine/runtime/src/test/java/org/enso/interpreter/test/MetaObjectTest.java
@@ -1,27 +1,21 @@
 package org.enso.interpreter.test;
 
-import java.io.ByteArrayOutputStream;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
 import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.net.URI;
-import java.nio.file.Paths;
 import java.util.HashSet;
 import java.util.LinkedHashSet;
-import java.util.Map;
 import java.util.Set;
 import org.enso.interpreter.runtime.type.ConstantsGen;
-import org.enso.polyglot.RuntimeOptions;
 import org.graalvm.polyglot.Context;
-import org.graalvm.polyglot.Engine;
-import org.graalvm.polyglot.Language;
 import org.graalvm.polyglot.Source;
 import org.graalvm.polyglot.Value;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/engine/runtime/src/test/java/org/enso/interpreter/test/ValuesGenerator.java b/engine/runtime/src/test/java/org/enso/interpreter/test/ValuesGenerator.java
index b8493361eb451..2e47cb65c18e7 100644
--- a/engine/runtime/src/test/java/org/enso/interpreter/test/ValuesGenerator.java
+++ b/engine/runtime/src/test/java/org/enso/interpreter/test/ValuesGenerator.java
@@ -131,6 +131,12 @@ public Value typeDecimal() {
     """, "Decimal").type();
   }
 
+  public Value typeNan() {
+    return v("typeNan", """
+    from Standard.Base import Nothing, Vector, Number, Decimal, Integer, Nan
+    """, "Nan").type();
+  }
+
   public Value typeBoolean() {
     return v("typeBoolean", """
     import Standard.Base.Data.Boolean.Boolean
@@ -279,6 +285,7 @@ public List<Value> numbers() {
       collect.add(v(null, "", "123 * 10^40").type());
       collect.add(v(null, "", "123 * 10^40 + 0.0").type());
       collect.add(v(null, "", "123 * 10^40 + 1.0").type());
+      collect.add(v(null, "import Standard.Base.Data.Numbers.Number", "Number.nan").type());
     }
 
     if (languages.contains(Language.JAVA)) {
@@ -288,6 +295,7 @@ public List<Value> numbers() {
       collect.add(ctx.asValue((long) 5435432));
       collect.add(ctx.asValue((float) Math.PI));
       collect.add(ctx.asValue((double) Math.E));
+      collect.add(ctx.asValue(Double.NaN));
     }
 
     for (var v : collect) {