diff --git a/src/org/thoughtcrime/securesms/crypto/storage/TextSecurePreKeyStore.java b/src/org/thoughtcrime/securesms/crypto/storage/TextSecurePreKeyStore.java
index 46858fdf5f..31bd1c49d5 100644
--- a/src/org/thoughtcrime/securesms/crypto/storage/TextSecurePreKeyStore.java
+++ b/src/org/thoughtcrime/securesms/crypto/storage/TextSecurePreKeyStore.java
@@ -185,6 +185,7 @@ public class TextSecurePreKeyStore implements PreKeyStore, SignedPreKeyStore {
       throw new AssertionError("Migration didn't happen!");
     }
 
+    fin.close();
     return serializedRecord;
   }