diff --git a/.github/workflows/ci-build.yml b/.github/workflows/ci-build.yml
index 783518ed..6d206c23 100644
--- a/.github/workflows/ci-build.yml
+++ b/.github/workflows/ci-build.yml
@@ -26,7 +26,6 @@ jobs:
           - "pypy3.10"
     env:
       CI_LARGE_SOCKET_MODE_PAYLOAD_TESTING_DISABLED: "1"
-      CI_UNSTABLE_TESTS_SKIP_ENABLED: "1"
       FORCE_COLOR: "1"
     steps:
       - uses: actions/checkout@v4
diff --git a/tests/helpers.py b/tests/helpers.py
index 8b08b7d3..7ee76a13 100644
--- a/tests/helpers.py
+++ b/tests/helpers.py
@@ -24,7 +24,3 @@ def remove_os_env_temporarily() -> dict:
 
 def restore_os_env(old_env: dict) -> None:
     os.environ.update(old_env)
-
-
-def is_ci_unstable_test_skip_enabled() -> bool:
-    return os.environ.get("CI_UNSTABLE_TESTS_SKIP_ENABLED") == "1"
diff --git a/tests/slack_sdk/socket_mode/test_interactions_websocket_client.py b/tests/slack_sdk/socket_mode/test_interactions_websocket_client.py
index 15df8688..c9869af4 100644
--- a/tests/slack_sdk/socket_mode/test_interactions_websocket_client.py
+++ b/tests/slack_sdk/socket_mode/test_interactions_websocket_client.py
@@ -11,7 +11,6 @@
 
 from slack_sdk import WebClient
 from slack_sdk.socket_mode.websocket_client import SocketModeClient
-from tests.helpers import is_ci_unstable_test_skip_enabled
 from tests.slack_sdk.socket_mode.mock_socket_mode_server import (
     start_socket_mode_server,
     socket_mode_envelopes,
@@ -90,10 +89,6 @@ def socket_mode_request_handler(client: BaseSocketModeClient, request: SocketMod
             client.close()
 
     def test_send_message_while_disconnection(self):
-        if is_ci_unstable_test_skip_enabled():
-            # this test tends to fail on the GitHub Actions platform
-            return
-
         try:
             client = SocketModeClient(
                 app_token="xapp-A111-222-xyz",