diff --git a/src/frostfs_testlib/cli/cli_command.py b/src/frostfs_testlib/cli/cli_command.py
index 7fccc65..224e9e3 100644
--- a/src/frostfs_testlib/cli/cli_command.py
+++ b/src/frostfs_testlib/cli/cli_command.py
@@ -1,10 +1,11 @@
 from typing import Optional
 
 from frostfs_testlib.shell import CommandOptions, CommandResult, InteractiveInput, Shell
+from frostfs_testlib.utils.datetime_utils import parse_time
 
 
 class CliCommand:
-
+    TIMEOUT_INACCURACY = 10
     WALLET_SOURCE_ERROR_MSG = "Provide either wallet or wallet_config to specify wallet location"
     WALLET_PASSWD_ERROR_MSG = "Provide either wallet_password or wallet_config to specify password"
 
@@ -59,14 +60,18 @@ class CliCommand:
         return f"{self.cli_exec_path} {self.__base_params} {command or ''} {param_str}"
 
     def _execute(self, command: Optional[str], **params) -> CommandResult:
-        timeout = int(params["timeout"].rstrip("s")) if params.get("timeout") else None
+        if timeout := params.get("timeout"):
+            timeout = parse_time(timeout) + self.TIMEOUT_INACCURACY
+
         return self.shell.exec(
             self._format_command(command, **params),
             CommandOptions(timeout=timeout),
         )
 
     def _execute_with_password(self, command: Optional[str], password, **params) -> CommandResult:
-        timeout = int(params["timeout"].rstrip("s")) if params.get("timeout") else None
+        if timeout := params.get("timeout"):
+            timeout = parse_time(timeout) + self.TIMEOUT_INACCURACY
+
         return self.shell.exec(
             self._format_command(command, **params),
             CommandOptions(