diff --git a/ext/intl/formatter/formatter.c b/ext/intl/formatter/formatter.c
index 98d767c465ac7..2c70f10fabfc7 100644
--- a/ext/intl/formatter/formatter.c
+++ b/ext/intl/formatter/formatter.c
@@ -49,7 +49,9 @@ void formatter_register_constants( INIT_FUNC_ARGS )
 	FORMATTER_EXPOSE_CLASS_CONST( DURATION );
 	FORMATTER_EXPOSE_CLASS_CONST( PATTERN_RULEBASED );
 	FORMATTER_EXPOSE_CLASS_CONST( IGNORE );
-
+#if U_ICU_VERSION_MAJOR_NUM >= 53
+	FORMATTER_EXPOSE_CLASS_CONST( CURRENCY_ACCOUNTING );
+#endif
 	FORMATTER_EXPOSE_CUSTOM_CLASS_CONST( "DEFAULT_STYLE",  UNUM_DEFAULT );
 
 	/* UNumberFormatRoundingMode */
diff --git a/ext/intl/tests/bug78912.phpt b/ext/intl/tests/bug78912.phpt
new file mode 100644
index 0000000000000..69d370ae0fff1
--- /dev/null
+++ b/ext/intl/tests/bug78912.phpt
@@ -0,0 +1,14 @@
+--TEST--
+Request #78912 (INTL Support for accounting format)
+--SKIPIF--
+<?php
+if (!extension_loaded('intl')) die('skip intl extension not available');
+if (version_compare(INTL_ICU_VERSION, '53.0') < 0) die('skip for ICU >= 53.0');
+?>
+--FILE--
+<?php
+$nf = new NumberFormatter('en_US', NumberFormatter::CURRENCY_ACCOUNTING);
+var_dump($nf->formatCurrency(-12345.67, 'USD'));
+?>
+--EXPECT--
+string(12) "($12,345.67)"