diff --git a/material-core/src/main/java/cn/enilu/material/bean/vo/query/DynamicSpecifications.java b/material-core/src/main/java/cn/enilu/material/bean/vo/query/DynamicSpecifications.java
index ac48be3..12d3d27 100644
--- a/material-core/src/main/java/cn/enilu/material/bean/vo/query/DynamicSpecifications.java
+++ b/material-core/src/main/java/cn/enilu/material/bean/vo/query/DynamicSpecifications.java
@@ -5,6 +5,7 @@
 import org.springframework.data.jpa.domain.Specification;
 
 import javax.persistence.criteria.*;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 
@@ -52,7 +53,7 @@ public Predicate toPredicate(Root<T> root, CriteriaQuery<?> query, CriteriaBuild
                                 predicates.add(builder.lessThanOrEqualTo(expression, (Comparable) filter.value));
                                 break;
                             case IN:
-                                predicates.add(expression.in(filter.value));
+                                predicates.add(expression.in((ArrayList)filter.value));
                                 break;
                             case ISNULL:
                                 predicates.add(expression.isNull());