diff --git a/core/src/main/java/com/google/errorprone/bugpatterns/TypesWithUndefinedEquality.java b/core/src/main/java/com/google/errorprone/bugpatterns/TypesWithUndefinedEquality.java
index 484d0fa3029..c14cfbb5ff1 100644
--- a/core/src/main/java/com/google/errorprone/bugpatterns/TypesWithUndefinedEquality.java
+++ b/core/src/main/java/com/google/errorprone/bugpatterns/TypesWithUndefinedEquality.java
@@ -27,8 +27,8 @@ public enum TypesWithUndefinedEquality {
   CHAR_SEQUENCE("CharSequence", "java.lang.CharSequence"),
   COLLECTION("Collection", "java.util.Collection"),
   DATE("Date", "java.util.Date"),
-  IMMUTABLE_MULTIMAP("ImmutableMultimap", "com.google.common.collect.ImmutableMultimap"),
   IMMUTABLE_COLLECTION("ImmutableCollection", "com.google.common.collect.ImmutableCollection"),
+  IMMUTABLE_MULTIMAP("ImmutableMultimap", "com.google.common.collect.ImmutableMultimap"),
   ITERABLE("Iterable", "com.google.common.collect.FluentIterable", "java.lang.Iterable"),
   LONG_SPARSE_ARRAY(
       "LongSparseArray",