diff --git a/NEWS b/NEWS
index d712f80818a..a8d6d6ee6fe 100644
--- a/NEWS
+++ b/NEWS
@@ -2,6 +2,9 @@ PHP                                                                        NEWS
 |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 ?? ??? ????, PHP 8.3.23
 
+- Intl:
+  . Fix memory leak in intl_datetime_decompose() on failure. (nielsdos)
+
 - Phar:
   . Add missing filter cleanups on phar failure. (nielsdos)
 
diff --git a/ext/intl/common/common_date.cpp b/ext/intl/common/common_date.cpp
index 2a52b7e63be..a412ddcdffc 100644
--- a/ext/intl/common/common_date.cpp
+++ b/ext/intl/common/common_date.cpp
@@ -118,6 +118,7 @@ U_CFUNC int intl_datetime_decompose(zval *z, double *millis, TimeZone **tz,
 		ZVAL_STRING(&zfuncname, "getTimestamp");
 		if (call_user_function(NULL, z, &zfuncname, &retval, 0, NULL)
 				!= SUCCESS || Z_TYPE(retval) != IS_LONG) {
+			zval_ptr_dtor(&retval);
 			spprintf(&message, 0, "%s: error calling ::getTimeStamp() on the "
 					"object", func);
 			intl_errors_set(err, U_INTERNAL_PROGRAM_ERROR,