diff --git a/builtins.go b/builtins.go
index d44792c..9ccf332 100644
--- a/builtins.go
+++ b/builtins.go
@@ -795,10 +795,8 @@ func builtinNative(i *interpreter, trace TraceElement, name value) (value, error
 	index := str.getString()
 	if f, exists := i.nativeFuncs[index]; exists {
 		return &valueFunction{ec: f}, nil
-
 	}
-	return nil, i.Error(fmt.Sprintf("Unrecognized native function name: %v", index), trace)
-
+	return &valueNull{}, nil
 }
 
 type unaryBuiltinFunc func(*interpreter, TraceElement, value) (value, error)
diff --git a/testdata/native_nonexistent.golden b/testdata/native_nonexistent.golden
index 6402606..19765bd 100644
--- a/testdata/native_nonexistent.golden
+++ b/testdata/native_nonexistent.golden
@@ -1,10 +1 @@
-RUNTIME ERROR: Unrecognized native function name: blah
--------------------------------------------------
-	testdata/native_nonexistent:1:1-19	builtin function <native>
-
-std.native("blah")
-
--------------------------------------------------
-	During evaluation	
-
-
+null