diff --git a/pyproject.toml b/pyproject.toml
index 7ed5e320..4d30db5b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,7 +50,6 @@ deepaas = "deepaas.opts:list_opts"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-pbr = "^6.0.0"
 six = "^1.16.0"
 "oslo.log" = "^6.0.0"
 "oslo.config" = "^9.4.0"
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 4e6cbe48..00000000
--- a/requirements.txt
+++ /dev/null
@@ -1,21 +0,0 @@
-# The order of packages is significant, because pip processes them in the order
-# of appearance. Changing the order has an impact on the overall integration
-# process, which may cause wedges in the gate later.
-pbr>=4.1.0
-six>=1.9.0 # MIT
-
-typer>=0.4.1
-
-oslo.log>=1.8.0 # Apache-2.0
-oslo.config>=2.3.0 # Apache-2.0
-
-stevedore>=1.20.0 # Apache-2.0
-
-aiohttp>=3.6.2
-aiohttp-apispec>=2.2.0 
-
-werkzeug>=0.16.0
-marshmallow>=3.2.1
-webargs>=5.5.2,<6.0.0
-
-jsonschema>=2.6.0