diff --git a/src/main/java/com/sqx/common/aspect/IpAccessCounter.java b/src/main/java/com/sqx/common/aspect/IpAccessCounter.java
index cd0f1705..2fcece60 100644
--- a/src/main/java/com/sqx/common/aspect/IpAccessCounter.java
+++ b/src/main/java/com/sqx/common/aspect/IpAccessCounter.java
@@ -65,6 +65,9 @@ public class IpAccessCounter {
                 Set<String> removedIps = new HashSet<>();
                 for (Map.Entry<String, List<Long>> entry : IP_ACCESS_TIMES.entrySet()) {
                     List<Long> accessTimes = entry.getValue();
+                    if (accessTimes == null || accessTimes.isEmpty()) {
+                        continue;
+                    }
                     accessTimes.removeIf(time -> currentTime - time > ONE_MINUTE);
                     if (accessTimes.isEmpty()) {
                         removedIps.add(entry.getKey());