diff --git a/telephony/java/android/telephony/SubscriptionManager.java b/telephony/java/android/telephony/SubscriptionManager.java
index 7c7bf0a21c3fd..d07d8097bce45 100644
--- a/telephony/java/android/telephony/SubscriptionManager.java
+++ b/telephony/java/android/telephony/SubscriptionManager.java
@@ -2775,6 +2775,8 @@ public class SubscriptionManager {
                 overrideConfig.mnc = Configuration.MNC_ZERO;
                 cacheKey = null;
             }
+        } else {
+            cacheKey = null;
         }
 
         if (useRootLocale) {