diff --git a/java/google/registry/model/registry/label/PremiumList.java b/java/google/registry/model/registry/label/PremiumList.java
index c4eb49d52..40b9b62b0 100644
--- a/java/google/registry/model/registry/label/PremiumList.java
+++ b/java/google/registry/model/registry/label/PremiumList.java
@@ -132,16 +132,22 @@ public final class PremiumList extends BaseDomainLabelList<Money, PremiumList.Pr
    * <p>This is cached for a shorter duration because we need to periodically reload this entity to
    * check if a new revision has been published, and if so, then use that.
    */
-  static final LoadingCache<String, PremiumList> cachePremiumLists =
-      CacheBuilder.newBuilder()
-          .expireAfterWrite(getDomainLabelListCacheDuration().getMillis(), MILLISECONDS)
-          .build(
-              new CacheLoader<String, PremiumList>() {
-                @Override
-                public PremiumList load(final String name) {
-                  return ofy().doTransactionless(() -> loadPremiumList(name));
-                }
-              });
+  @NonFinalForTesting
+  static LoadingCache<String, PremiumList> cachePremiumLists =
+      createCachePremiumLists(getDomainLabelListCacheDuration());
+
+  @VisibleForTesting
+  static LoadingCache<String, PremiumList> createCachePremiumLists(Duration cachePersistDuration) {
+    return CacheBuilder.newBuilder()
+        .expireAfterWrite(cachePersistDuration.getMillis(), MILLISECONDS)
+        .build(
+            new CacheLoader<String, PremiumList>() {
+              @Override
+              public PremiumList load(final String name) {
+                return ofy().doTransactionless(() -> loadPremiumList(name));
+              }
+            });
+  }
 
   private static PremiumList loadPremiumList(String name) {
     return ofy().load().type(PremiumList.class).parent(getCrossTldKey()).id(name).now();
diff --git a/java/google/registry/model/registry/label/PremiumListUtils.java b/java/google/registry/model/registry/label/PremiumListUtils.java
index e9c1515d7..d8df27851 100644
--- a/java/google/registry/model/registry/label/PremiumListUtils.java
+++ b/java/google/registry/model/registry/label/PremiumListUtils.java
@@ -174,6 +174,12 @@ public final class PremiumListUtils {
       ofy().save().entities(newList, newRevision);
       return newList;
     });
+
+    // Invalidate the cache on this premium list so the change will take effect instantly. This only
+    // clears the cache on the same instance that the update was run on, which will typically be the
+    // only tools instance.
+    PremiumList.cachePremiumLists.invalidate(premiumList.getName());
+
     // TODO(b/79888775): Enqueue the oldPremiumList for deletion after at least
     // RegistryConfig.getDomainLabelListCacheDuration() has elapsed.
     return updated;
diff --git a/javatests/google/registry/model/registry/label/PremiumListUtilsTest.java b/javatests/google/registry/model/registry/label/PremiumListUtilsTest.java
index 0feb5e9b4..59c2fc9aa 100644
--- a/javatests/google/registry/model/registry/label/PremiumListUtilsTest.java
+++ b/javatests/google/registry/model/registry/label/PremiumListUtilsTest.java
@@ -26,6 +26,7 @@ import static google.registry.model.registry.label.DomainLabelMetrics.PremiumLis
 import static google.registry.model.registry.label.DomainLabelMetrics.PremiumListCheckOutcome.UNCACHED_POSITIVE;
 import static google.registry.model.registry.label.DomainLabelMetrics.premiumListChecks;
 import static google.registry.model.registry.label.DomainLabelMetrics.premiumListProcessingTime;
+import static google.registry.model.registry.label.PremiumList.createCachePremiumLists;
 import static google.registry.model.registry.label.PremiumListUtils.deletePremiumList;
 import static google.registry.model.registry.label.PremiumListUtils.doesPremiumListExist;
 import static google.registry.model.registry.label.PremiumListUtils.getPremiumPrice;
@@ -35,7 +36,7 @@ import static google.registry.testing.DatastoreHelper.loadPremiumListEntries;
 import static google.registry.testing.DatastoreHelper.persistPremiumList;
 import static google.registry.testing.DatastoreHelper.persistResource;
 import static google.registry.testing.JUnitBackports.assertThrows;
-import static org.joda.time.Duration.standardMinutes;
+import static org.joda.time.Duration.standardDays;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
@@ -63,9 +64,11 @@ public class PremiumListUtilsTest {
 
   @Before
   public void before() {
-    // createTld() overwrites the premium list, so call it first.
+    // Set long persist times on caches so they can be tested (cache times default to 0 in tests).
     PremiumList.cachePremiumListEntries =
-        PremiumList.createCachePremiumListEntries(standardMinutes(1));
+        PremiumList.createCachePremiumListEntries(standardDays(1));
+    PremiumList.cachePremiumLists = createCachePremiumLists(standardDays(1));
+    // createTld() overwrites the premium list, so call it first.
     createTld("tld");
     PremiumList pl =
         persistPremiumList(
@@ -309,6 +312,16 @@ public class PremiumListUtilsTest {
     assertThat(entriesReloaded.get("test").parent).isEqualTo(resaved.getRevisionKey());
   }
 
+  @Test
+  public void test_savePremiumListAndEntries_clearsCache() {
+    assertThat(PremiumList.cachePremiumLists.getIfPresent("tld")).isNull();
+    PremiumList pl = PremiumList.getCached("tld").get();
+    assertThat(PremiumList.cachePremiumLists.getIfPresent("tld")).isEqualTo(pl);
+    savePremiumListAndEntries(
+        new PremiumList.Builder().setName("tld").build(), ImmutableList.of("test,USD 1"));
+    assertThat(PremiumList.cachePremiumLists.getIfPresent("tld")).isNull();
+  }
+
   @Test
   public void testDelete() {
     persistPremiumList("gtld1", "trombone,USD 10");