diff --git a/CHANGELOG.md b/CHANGELOG.md
index bba7ed346980c..487395e5da877 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -158,6 +158,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 - Deprecated the `TestTubeLogger` ([#9065](https://github.com/PyTorchLightning/pytorch-lightning/pull/9065))
 
 
+- Updated deprecation of  `argparse_utils.py` from removal in 1.4 to 2.0 ([#9162](https://github.com/PyTorchLightning/pytorch-lightning/pull/9162))
+
+
+
 ### Removed
 
 - Removed deprecated `metrics` ([#8586](https://github.com/PyTorchLightning/pytorch-lightning/pull/8586/))
diff --git a/pytorch_lightning/utilities/argparse_utils.py b/pytorch_lightning/utilities/argparse_utils.py
index e797719eb54a9..e3c2c3c86dd94 100644
--- a/pytorch_lightning/utilities/argparse_utils.py
+++ b/pytorch_lightning/utilities/argparse_utils.py
@@ -1,6 +1,6 @@
 from pytorch_lightning.utilities import rank_zero_deprecation
 
-rank_zero_deprecation("`argparse_utils` package has been renamed to `argparse` since v1.2 and will be removed in v1.4")
+rank_zero_deprecation("`argparse_utils` package has been renamed to `argparse` since v1.2 and will be removed in v2.0")
 
 # for backward compatibility with old checkpoints (versions < 1.2.0)
 # that need to be able to unpickle the function from the checkpoint
diff --git a/tests/deprecated_api/test_remove_1-4.py b/tests/deprecated_api/test_remove_2-0.py
similarity index 89%
rename from tests/deprecated_api/test_remove_1-4.py
rename to tests/deprecated_api/test_remove_2-0.py
index a3a4a0b1b9180..9c372c8f1a9c6 100644
--- a/tests/deprecated_api/test_remove_1-4.py
+++ b/tests/deprecated_api/test_remove_2-0.py
@@ -18,7 +18,7 @@
 from tests.deprecated_api import _soft_unimport_module
 
 
-def test_v1_4_0_deprecated_imports():
+def test_v2_0_0_deprecated_imports():
     _soft_unimport_module("pytorch_lightning.utilities.argparse_utils")
-    with pytest.deprecated_call(match="will be removed in v1.4"):
+    with pytest.deprecated_call(match="will be removed in v2.0"):
         from pytorch_lightning.utilities.argparse_utils import _gpus_arg_default  # noqa: F401