diff --git a/python-poetry-core.spec b/python-poetry-core.spec
index e97bb37..f12bba7 100644
--- a/python-poetry-core.spec
+++ b/python-poetry-core.spec
@@ -1,15 +1,31 @@
 Name:           python-poetry-core
 Version:        1.0.3
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Poetry PEP 517 Build Backend
-License:        MIT
+
+# We bundle a lot of libraries with poetry, which itself is under MIT license.
+# Here is the list of the libraries with corresponding licenses:
+
+# attrs: MIT
+# jsonschema: MIT
+# lark-parser: MIT
+# packaging: ASL 2.0 or BSD
+# pyparsing: MIT
+# pyrsistent: MIT
+# six: MIT
+# tomlkit: MIT
+
+License:        MIT and (ASL 2.0 or BSD)
 URL:            https://github.com/python-poetry/poetry-core
 Source0:        %{url}/archive/%{version}/poetry-core-%{version}.tar.gz
 
 # This patch moves the vendored requires definition
 # from vendors/pyproject.toml to pyproject.toml
 # Intentionally contains the removed hunk to prevent patch aging
-Patch1:         poetry-core-1.0.2-devendor.patch
+
+# poetry is broken with packaging 21+ (https://github.com/python-poetry/poetry/issues/4264).
+# We are temporarily disabling this patch so installed poetry works again.
+#Patch1:         poetry-core-1.0.2-devendor.patch
 
 BuildArch:      noarch
 BuildRequires:  python3-devel
@@ -37,6 +53,15 @@ Summary:        %{summary}
 
 # Previous versions of poetry included poetry-core in it
 Conflicts:      python%{python3_version}dist(poetry) < 1.1
+# The bundled versions are taken from poetry/core/_vendor/vendor.txt
+Provides:       bundled(python3dist(attrs)) = 20.3
+Provides:       bundled(python3dist(jsonschema)) = 3.2
+Provides:       bundled(python3dist(lark-parser)) = 0.9
+Provides:       bundled(python3dist(packaging)) = 20.9
+Provides:       bundled(python3dist(pyparsing)) = 2.4.7
+Provides:       bundled(python3dist(pyrsistent)) = 0.16.1
+Provides:       bundled(python3dist(six)) = 1.15
+Provides:       bundled(python3dist(tomlkit)) = 0.7
 
 %description -n python3-poetry-core %_description
 
@@ -44,6 +69,12 @@ Conflicts:      python%{python3_version}dist(poetry) < 1.1
 %prep
 %autosetup -p1 -n poetry-core-%{version}
 
+# We sed out shebang from non-execeutable-script to fix rpmlint error.
+# This can be removed once we again devendor python-poetry-core and
+# the Patch1 is enabled again.
+# Upstream PR: https://github.com/Julian/jsonschema/pull/833
+sed -i '1!b;/^#!/d' poetry/core/_vendor/jsonschema/benchmarks/issue232.py
+sed -i '1!b;/^#!/d' poetry/core/_vendor/jsonschema/benchmarks/json_schema_test_suite.py
 
 %generate_buildrequires
 %pyproject_buildrequires -r
@@ -51,7 +82,7 @@ Conflicts:      python%{python3_version}dist(poetry) < 1.1
 
 %build
 # we debundle the deps after we use the bundled deps in previous step to parse the deps 🤯
-rm -r poetry/core/_vendor
+#rm -r poetry/core/_vendor
 
 %pyproject_wheel
 
@@ -73,6 +104,9 @@ rm -r poetry/core/_vendor
 
 
 %changelog
+* Thu Aug 19 2021 Tomas Hrnciar <thrnciar@redhat.com> - 1.0.3-5
+- Bundle vendored libraries again, to fix poetry install
+
 * Fri Jul 23 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.3-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild