diff --git a/0001-Allow-PyYAML-6.x.patch b/0001-Allow-PyYAML-6.x.patch
new file mode 100644
index 0000000..b23edb5
--- /dev/null
+++ b/0001-Allow-PyYAML-6.x.patch
@@ -0,0 +1,34 @@
+From 254f10e3c23f8e22c4ac834c5f04d762155a4a24 Mon Sep 17 00:00:00 2001
+From: "Benjamin A. Beasley" <code@musicinmybrain.net>
+Date: Fri, 15 Oct 2021 14:20:08 -0400
+Subject: [PATCH] Allow PyYAML 6.x
+
+---
+ pyproject.toml | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/pyproject.toml b/pyproject.toml
+index 50e0afe..fca6db2 100644
+--- a/pyproject.toml
++++ b/pyproject.toml
+@@ -73,7 +73,7 @@ doc = [
+     "mdx-include >=1.4.1,<2.0.0",
+     "mkdocs-markdownextradata-plugin >=0.1.7,<0.3.0",
+     "typer-cli >=0.0.12,<0.0.13",
+-    "pyyaml >=5.3.1,<6.0.0"
++    "pyyaml >=5.3.1,<7.0.0"
+ ]
+ dev = [
+     "python-jose[cryptography] >=3.3.0,<4.0.0",
+@@ -87,7 +87,7 @@ all = [
+     "jinja2 >=2.11.2,<4.0.0",
+     "python-multipart >=0.0.5,<0.0.6",
+     "itsdangerous >=1.1.0,<3.0.0",
+-    "pyyaml >=5.3.1,<6.0.0",
++    "pyyaml >=5.3.1,<7.0.0",
+     "ujson >=4.0.1,<5.0.0",
+     "orjson >=3.2.1,<4.0.0",
+     "email_validator >=1.1.1,<2.0.0",
+-- 
+2.31.1
+
diff --git a/python-fastapi.spec b/python-fastapi.spec
index a499833..12a98ca 100644
--- a/python-fastapi.spec
+++ b/python-fastapi.spec
@@ -39,6 +39,9 @@ BuildArch:      noarch
 # now, we just patch the expected schema downstream. The difference is
 # trivial—just an added default value.
 Patch0:         fastapi-0.67.0-openapi-schema.patch
+# Allow PyYAML 6.x
+# https://github.com/tiangolo/fastapi/pull/4054
+Patch1:         0001-Allow-PyYAML-6.x.patch
 
 BuildRequires:  python3-devel