diff --git a/poetry.lock b/poetry.lock
index e6d3a5ad..18280e8b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -421,7 +421,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.6"
-content-hash = "be2e3ab89df7a7351c0f426c8f0dc325d19824a7a8f26c772dd56c25774cb1a7"
+content-hash = "dd655aeed145133510e97c33024ced1bf2d4257c526b46ea55f9d69442c15b9b"
 
 [metadata.files]
 attrs = [
diff --git a/pyproject.toml b/pyproject.toml
index 7d7fa344..54e86a2e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ keywords = [
 [tool.poetry.dependencies]
 # ATTENTION: keep `requirements.lowest.txt` file in sync
 python = "^3.6"
-packageurl-python = ">= 0.3"
+packageurl-python = ">= 0.9"
 requirements_parser = ">= 0.2"
 setuptools = ">= 47.0.0"
 importlib-metadata = { version = ">= 3.4", python = "< 3.8" }
diff --git a/requirements.lowest.txt b/requirements.lowest.txt
index 89a33b16..d8b3cc5a 100644
--- a/requirements.lowest.txt
+++ b/requirements.lowest.txt
@@ -1,7 +1,7 @@
 # exactly pinned dependencies to the lowest version regardless of python_version
 # see pyptoject file for ranges
 
-packageurl-python == 0.3.0
+packageurl-python == 0.9.0
 requirements_parser == 0.2.0
 setuptools == 47.0.0
 importlib-metadata == 3.4.0 # ; python_version < '3.8'