diff --git a/src/main/java/org/ligi/passandroid/helper/SafeJSONReader.java b/src/main/java/org/ligi/passandroid/helper/SafeJSONReader.java
index b17d24a0..6793da35 100644
--- a/src/main/java/org/ligi/passandroid/helper/SafeJSONReader.java
+++ b/src/main/java/org/ligi/passandroid/helper/SafeJSONReader.java
@@ -7,16 +7,13 @@ import java.util.LinkedHashMap;
 import java.util.Map;
 
 /**
- * I got a really broken pass with invalid json from a user. The source was Virgin Australia
- * the bad part looked like this:
- * <p/>
- * "value": "NTL",}
- * <p/>
+ * I got a really broken passes with invalid json from users.
  * As it is not possible to change the problem in the generator side
+ * It has to be worked around here
  */
 public class SafeJSONReader {
 
-    private static Map<String, String> replacementMap = new LinkedHashMap() {{
+    private static Map<String, String> replacementMap = new LinkedHashMap<String, String>() {{
         // first we try without fixing -> always positive and try to have minimal impact
         put("", "");
 
diff --git a/src/main/java/org/ligi/passandroid/model/AppleStylePassReader.java b/src/main/java/org/ligi/passandroid/model/AppleStylePassReader.java
index 301c6c06..86678003 100644
--- a/src/main/java/org/ligi/passandroid/model/AppleStylePassReader.java
+++ b/src/main/java/org/ligi/passandroid/model/AppleStylePassReader.java
@@ -68,8 +68,7 @@ public class AppleStylePassReader {
 
                 for (Charset charset : Charset.availableCharsets().values()) {
                     try {
-
-                        String json_str = AXT.at(file).readToString(charset);
+                        final String json_str = AXT.at(file).readToString(charset);
                         pass_json = SafeJSONReader.readJSONSafely(json_str);
                     } catch (Exception e) {
                     }