diff --git a/pyproject.toml b/pyproject.toml
index 646b002..5354e41 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "frostfs-testlib"
-version = "1.3.0"
+version = "1.3.1"
 description = "Building blocks and utilities to facilitate development of automated tests for FrostFS system"
 readme = "README.md"
 authors = [{ name = "NSPCC", email = "info@nspcc.ru" }]
@@ -50,7 +50,7 @@ line-length = 100
 target-version = ["py310"]
 
 [tool.bumpver]
-current_version = "1.3.0"
+current_version = "1.3.1"
 version_pattern = "MAJOR.MINOR.PATCH"
 commit_message  = "Bump version {old_version} -> {new_version}"
 commit          = true
diff --git a/src/frostfs_testlib/__init__.py b/src/frostfs_testlib/__init__.py
index 67bc602..9c73af2 100644
--- a/src/frostfs_testlib/__init__.py
+++ b/src/frostfs_testlib/__init__.py
@@ -1 +1 @@
-__version__ = "1.3.0"
+__version__ = "1.3.1"
diff --git a/src/frostfs_testlib/resources/common.py b/src/frostfs_testlib/resources/common.py
index 44f8c77..7744c0c 100644
--- a/src/frostfs_testlib/resources/common.py
+++ b/src/frostfs_testlib/resources/common.py
@@ -21,6 +21,7 @@ OBJECT_NOT_FOUND = "code = 2049.*message = object not found"
 OBJECT_ALREADY_REMOVED = "code = 2052.*message = object already removed"
 SESSION_NOT_FOUND = "code = 4096.*message = session token not found"
 OUT_OF_RANGE = "code = 2053.*message = out of range"
+EXPIRED_SESSION_TOKEN = "code = 4097.*message = expired session token"
 # TODO: Due to https://github.com/nspcc-dev/neofs-node/issues/2092 we have to check only codes until fixed
 # OBJECT_IS_LOCKED = "code = 2050.*message = object is locked"
 # LOCK_NON_REGULAR_OBJECT = "code = 2051.*message = ..." will be available once 2092 is fixed