diff --git a/data_navigator.go b/data_navigator.go
index ce3a8897..d6f40087 100644
--- a/data_navigator.go
+++ b/data_navigator.go
@@ -10,7 +10,7 @@ import (
 func entryInSlice(context yaml.MapSlice, key interface{}) *yaml.MapItem {
 	for idx := range context {
 		var entry = &context[idx]
-		if entry.Key == key {
+		if fmt.Sprintf("%v", entry.Key) == key {
 			return entry
 		}
 	}
@@ -115,6 +115,7 @@ func writeArray(context interface{}, paths []string, value interface{}) []interf
 }
 
 func readMap(context yaml.MapSlice, head string, tail []string) (interface{}, error) {
+	log.Debugf("readingMap %v with key %v\n", context, head)
 	if head == "*" {
 		return readMapSplat(context, tail)
 	}
diff --git a/data_navigator_test.go b/data_navigator_test.go
index adca0f39..d592d352 100644
--- a/data_navigator_test.go
+++ b/data_navigator_test.go
@@ -18,6 +18,15 @@ b:
 	assertResult(t, 2, got)
 }
 
+func TestReadMap_numberKey(t *testing.T) {
+	var data = parseData(`
+---
+200: things
+`)
+	got, _ := readMap(data, "200", []string{})
+	assertResult(t, "things", got)
+}
+
 func TestReadMap_splat(t *testing.T) {
 	var data = parseData(`
 ---