diff --git a/ext/snmp/snmp.stub.php b/ext/snmp/snmp.stub.php
index bd38b6413d..956af81d59 100644
--- a/ext/snmp/snmp.stub.php
+++ b/ext/snmp/snmp.stub.php
@@ -87,32 +87,32 @@ class SNMP
 
     public function __construct(int $version, string $hostname, string $community, int $timeout = -1, int $retries = -1) {}
 
-    /** @return bool */
-    public function close() {}
+    /** @tentative-return-type */
+    public function close(): bool {}
 
-    /** @return bool */
+    /** @tentative-return-type */
     public function setSecurity(
         string $securityLevel, string $authProtocol = "", string $authPassphrase = "",
         string $privacyProtocol = "", string $privacyPassphrase = "",
-        string $contextName = "", string $contextEngineId = "") {}
+        string $contextName = "", string $contextEngineId = ""): bool {}
 
-    /** @return mixed */
-    public function get(array|string $objectId, bool $preserveKeys = false) {}
+    /** @tentative-return-type */
+    public function get(array|string $objectId, bool $preserveKeys = false): mixed {}
 
-    /** @return mixed */
-    public function getnext(array|string $objectId) {}
+    /** @tentative-return-type */
+    public function getnext(array|string $objectId): mixed {}
 
-    /** @return array|false */
-    public function walk(array|string $objectId, bool $suffixAsKey = false, int $maxRepetitions = -1, int $nonRepeaters = -1) {}
+    /** @tentative-return-type */
+    public function walk(array|string $objectId, bool $suffixAsKey = false, int $maxRepetitions = -1, int $nonRepeaters = -1): array|false {}
 
-    /** @return bool */
-    public function set(array|string $objectId, array|string $type, array|string $value) {}
+    /** @tentative-return-type */
+    public function set(array|string $objectId, array|string $type, array|string $value): bool {}
 
-    /** @return int */
-    public function getErrno() {}
+    /** @tentative-return-type */
+    public function getErrno(): int {}
 
-    /** @return string */
-    public function getError() {}
+    /** @tentative-return-type */
+    public function getError(): string {}
 }
 
 class SNMPException extends RuntimeException
diff --git a/ext/snmp/snmp_arginfo.h b/ext/snmp/snmp_arginfo.h
index 6054e9c1b6..7e3a2a26b2 100644
--- a/ext/snmp/snmp_arginfo.h
+++ b/ext/snmp/snmp_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 87b5f1c8b3a350442ab1d8c85580e203388b0ef7 */
+ * Stub hash: 75ba939cab1a18a8e1c2836e0c0bbab9d310ba2b */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_snmpget, 0, 3, IS_MIXED, 0)
 	ZEND_ARG_TYPE_INFO(0, hostname, IS_STRING, 0)
@@ -122,10 +122,10 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP___construct, 0, 0, 3)
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, retries, IS_LONG, 0, "-1")
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_close, 0, 0, 0)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_close, 0, 0, _IS_BOOL, 0)
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_setSecurity, 0, 0, 1)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_setSecurity, 0, 1, _IS_BOOL, 0)
 	ZEND_ARG_TYPE_INFO(0, securityLevel, IS_STRING, 0)
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, authProtocol, IS_STRING, 0, "\"\"")
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, authPassphrase, IS_STRING, 0, "\"\"")
@@ -135,31 +135,33 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_setSecurity, 0, 0, 1)
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, contextEngineId, IS_STRING, 0, "\"\"")
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_get, 0, 0, 1)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_get, 0, 1, IS_MIXED, 0)
 	ZEND_ARG_TYPE_MASK(0, objectId, MAY_BE_ARRAY|MAY_BE_STRING, NULL)
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, preserveKeys, _IS_BOOL, 0, "false")
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_getnext, 0, 0, 1)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_getnext, 0, 1, IS_MIXED, 0)
 	ZEND_ARG_TYPE_MASK(0, objectId, MAY_BE_ARRAY|MAY_BE_STRING, NULL)
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_walk, 0, 0, 1)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_MASK_EX(arginfo_class_SNMP_walk, 0, 1, MAY_BE_ARRAY|MAY_BE_FALSE)
 	ZEND_ARG_TYPE_MASK(0, objectId, MAY_BE_ARRAY|MAY_BE_STRING, NULL)
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, suffixAsKey, _IS_BOOL, 0, "false")
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, maxRepetitions, IS_LONG, 0, "-1")
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, nonRepeaters, IS_LONG, 0, "-1")
 ZEND_END_ARG_INFO()
 
-ZEND_BEGIN_ARG_INFO_EX(arginfo_class_SNMP_set, 0, 0, 3)
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_set, 0, 3, _IS_BOOL, 0)
 	ZEND_ARG_TYPE_MASK(0, objectId, MAY_BE_ARRAY|MAY_BE_STRING, NULL)
 	ZEND_ARG_TYPE_MASK(0, type, MAY_BE_ARRAY|MAY_BE_STRING, NULL)
 	ZEND_ARG_TYPE_MASK(0, value, MAY_BE_ARRAY|MAY_BE_STRING, NULL)
 ZEND_END_ARG_INFO()
 
-#define arginfo_class_SNMP_getErrno arginfo_class_SNMP_close
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_getErrno, 0, 0, IS_LONG, 0)
+ZEND_END_ARG_INFO()
 
-#define arginfo_class_SNMP_getError arginfo_class_SNMP_close
+ZEND_BEGIN_ARG_WITH_TENTATIVE_RETURN_TYPE_INFO_EX(arginfo_class_SNMP_getError, 0, 0, IS_STRING, 0)
+ZEND_END_ARG_INFO()
 
 
 ZEND_FUNCTION(snmpget);