diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index c9819f6f371..35238d3ae28 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -6,7 +6,7 @@ aiodns==3.2.0
 aiohasupervisor==0.3.0
 aiohttp-asyncmdnsresolver==0.1.1
 aiohttp-fast-zlib==0.2.3
-aiohttp==3.11.15
+aiohttp==3.11.16
 aiohttp_cors==0.7.0
 aiousbwatcher==1.1.1
 aiozoneinfo==0.2.3
diff --git a/pyproject.toml b/pyproject.toml
index 3af77a19002..b6f8185ea9b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ dependencies    = [
     # change behavior based on presence of supervisor. Deprecated with #127228
     # Lib can be removed with 2025.11
     "aiohasupervisor==0.3.0",
-    "aiohttp==3.11.15",
+    "aiohttp==3.11.16",
     "aiohttp_cors==0.7.0",
     "aiohttp-fast-zlib==0.2.3",
     "aiohttp-asyncmdnsresolver==0.1.1",
diff --git a/requirements.txt b/requirements.txt
index 79979cd6e1f..7095fccc964 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@
 # Home Assistant Core
 aiodns==3.2.0
 aiohasupervisor==0.3.0
-aiohttp==3.11.15
+aiohttp==3.11.16
 aiohttp_cors==0.7.0
 aiohttp-fast-zlib==0.2.3
 aiohttp-asyncmdnsresolver==0.1.1