1 files changed, 1 insertions, 0 deletions

diff --git a/src/main/java/cuchaz/enigma/mapping/MappingsReader.java b/src/main/java/cuchaz/enigma/mapping/MappingsReader.java
index d1edb9b..b8f3ab2 100644
--- a/src/main/java/cuchaz/enigma/mapping/MappingsReader.java
+++ b/src/main/java/cuchaz/enigma/mapping/MappingsReader.java
@@ -53,6 +53,7 @@ public class MappingsReader {
         Gson gson = new GsonBuilder().setPrettyPrinting().create();
         JsonClass jsonClass = gson.fromJson(buf.toString(), JsonClass.class);
         load(null, jsonClass, mappings);
+        in.close();
     }
 
     public void load(ClassMapping parent, JsonClass jsonClass, Mappings mappings) {