diff --git a/android_icu4j/src/main/java/android/icu/text/UnicodeSet.java b/android_icu4j/src/main/java/android/icu/text/UnicodeSet.java
index 9d934ae..c4d8009 100644
--- a/android_icu4j/src/main/java/android/icu/text/UnicodeSet.java
+++ b/android_icu4j/src/main/java/android/icu/text/UnicodeSet.java
@@ -3318,8 +3318,8 @@
      * property alias, or a special ID.  Special IDs are matched
      * loosely and correspond to the following sets:
      *
-     * "ANY" = [\u0000-\U0010FFFF],
-     * "ASCII" = [\u0000-\u007F].
+     * "ANY" = [\\u0000-\\u0010FFFF],
+     * "ASCII" = [\\u0000-\\u007F].
      *
      * @param valueAlias a value alias, either short or long.  The
      * name is matched loosely.  See PropertyValueAliases.txt for
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/text/UnicodeSet.java b/icu4j/main/classes/core/src/com/ibm/icu/text/UnicodeSet.java
index 957bb82..bcdaf24 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/text/UnicodeSet.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/text/UnicodeSet.java
@@ -3393,8 +3393,8 @@
      * property alias, or a special ID.  Special IDs are matched
      * loosely and correspond to the following sets:
      *
-     * "ANY" = [\u0000-\U0010FFFF],
-     * "ASCII" = [\u0000-\u007F].
+     * "ANY" = [\\u0000-\\u0010FFFF],
+     * "ASCII" = [\\u0000-\\u007F].
      *
      * @param valueAlias a value alias, either short or long.  The
      * name is matched loosely.  See PropertyValueAliases.txt for