diff --git a/9/src/main/java/com/traveltime/plugin/solr/cache/FuzzyTimeFilterRequestCache.java b/9/src/main/java/com/traveltime/plugin/solr/cache/FuzzyTimeFilterRequestCache.java
index 69c1a01..2235d16 100755
--- a/9/src/main/java/com/traveltime/plugin/solr/cache/FuzzyTimeFilterRequestCache.java
+++ b/9/src/main/java/com/traveltime/plugin/solr/cache/FuzzyTimeFilterRequestCache.java
@@ -10,7 +10,7 @@ public class FuzzyTimeFilterRequestCache extends RequestCache<TimeFilterQueryPar
    private Map<String, String> args;
 
    @Override
-   public Object init(Map args, Object persistence, CacheRegenerator regenerator) {
+   public Object init(Map<String, String> args, Object persistence, CacheRegenerator regenerator) {
       this.args = args;
       return super.init(args, persistence, regenerator);
    }