diff --git a/source/i18n/smpdtfmt.h b/source/i18n/smpdtfmt.h
index 03fa03fd781..2e37afb5163 100644
--- a/source/i18n/smpdtfmt.h
+++ b/source/i18n/smpdtfmt.h
@@ -288,6 +288,18 @@ public:
                                     FieldPosition& pos,
                                     UErrorCode& status) const;
 
+    /**
+     * Redeclared DateFormat method.
+     */
+    UnicodeString& format(const Formattable& obj,
+                          UnicodeString& result,
+                          UErrorCode& status) const;
+
+    /**
+     * Redeclared DateFormat method.
+     */
+    UnicodeString& format(UDate date, UnicodeString& result) const;
+
     /**
      * Parse a date/time string starting at the given parse position. For
      * example, a time text "07/10/96 4:5 PM, PDT" will be parsed into a Date
@@ -709,5 +721,17 @@ SimpleDateFormat::get2DigitYearStart(UErrorCode& status) const
     return fDefaultCenturyStart;
 }
 
+inline UnicodeString&
+SimpleDateFormat::format(const Formattable& obj,
+                         UnicodeString& result,
+                         UErrorCode& status) const {
+    return DateFormat::format(obj, result, status);
+}
+
+inline UnicodeString&
+SimpleDateFormat::format(UDate date, UnicodeString& result) const {
+    return DateFormat::format(date, result);
+}
+
 #endif // _SMPDTFMT
 //eof