diff --git a/ext/json/json_encoder.c b/ext/json/json_encoder.c
index 0108367dc54..25f41d57f52 100644
--- a/ext/json/json_encoder.c
+++ b/ext/json/json_encoder.c
@@ -84,8 +84,7 @@ static inline void php_json_encode_double(smart_str *buf, double d, int options)
 
 	php_gcvt(d, (int)PG(serialize_precision), '.', 'e', num);
 	len = strlen(num);
-	if ((options & PHP_JSON_PRESERVE_ZERO_FRACTION && strchr(num, '.') == NULL && len < PHP_DOUBLE_MAX_LENGTH - 2)
-	 || (UNEXPECTED(len == 2 && num[0] == '-' && num[1] == '0'))) {
+	if (options & PHP_JSON_PRESERVE_ZERO_FRACTION && strchr(num, '.') == NULL && len < PHP_DOUBLE_MAX_LENGTH - 2) {
 		num[len++] = '.';
 		num[len++] = '0';
 		num[len] = '\0';
diff --git a/ext/json/tests/bug79908.phpt b/ext/json/tests/bug79908.phpt
deleted file mode 100644
index b2aea31069a..00000000000
--- a/ext/json/tests/bug79908.phpt
+++ /dev/null
@@ -1,12 +0,0 @@
---TEST--
-Bug #79908 (json_encode encodes negative zero as int)
---SKIPIF--
-<?php
-if (!extension_loaded('json')) die("skip json extension not available");
-?>
---FILE--
-<?php
-var_dump(json_encode(-0.));
-?>
---EXPECT--
-string(4) "-0.0"