diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 342942f0dd2..a7815bdf912 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -32,7 +32,7 @@ ifaddr==0.1.7
 janus==1.0.0
 jinja2==3.1.2
 lru-dict==1.1.8
-orjson==3.8.7
+orjson==3.8.9
 paho-mqtt==1.6.1
 pillow==9.4.0
 pip>=21.0,<23.1
diff --git a/pyproject.toml b/pyproject.toml
index d409ef188d1..fbdee78422b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ dependencies    = [
     "cryptography==40.0.1",
     # pyOpenSSL 23.1.0 is required to work with cryptography 39+
     "pyOpenSSL==23.1.0",
-    "orjson==3.8.7",
+    "orjson==3.8.9",
     "pip>=21.0,<23.1",
     "python-slugify==4.0.1",
     "pyyaml==6.0",
diff --git a/requirements.txt b/requirements.txt
index 84726cb49d9..2dd936f7068 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ lru-dict==1.1.8
 PyJWT==2.6.0
 cryptography==40.0.1
 pyOpenSSL==23.1.0
-orjson==3.8.7
+orjson==3.8.9
 pip>=21.0,<23.1
 python-slugify==4.0.1
 pyyaml==6.0