1 files changed, 3 insertions, 3 deletions
diff --git a/thirdparty/icu4c/common/unicode/caniter.h b/thirdparty/icu4c/common/unicode/caniter.h
index 6e57ef5e3b..db400a531b 100644
--- a/thirdparty/icu4c/common/unicode/caniter.h
+++ b/thirdparty/icu4c/common/unicode/caniter.h
@@ -150,20 +150,20 @@ public:
 private:
     // ===================== PRIVATES ==============================
     // private default constructor
-    CanonicalIterator();
+    CanonicalIterator() = delete;
 
 
     /**
      * Copy constructor. Private for now.
      * @internal (private)
      */
-    CanonicalIterator(const CanonicalIterator& other);
+    CanonicalIterator(const CanonicalIterator& other) = delete;
 
     /**
      * Assignment operator. Private for now.
      * @internal (private)
      */
-    CanonicalIterator& operator=(const CanonicalIterator& other);
+    CanonicalIterator& operator=(const CanonicalIterator& other) = delete;
 
     // fields
     UnicodeString source;