diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 7e6dea5022e..ca1d75cc037 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -7,7 +7,7 @@ aiofiles==24.1.0
 aiohasupervisor==0.3.1
 aiohttp-asyncmdnsresolver==0.1.1
 aiohttp-fast-zlib==0.3.0
-aiohttp==3.12.12
+aiohttp==3.12.13
 aiohttp_cors==0.8.1
 aiousbwatcher==1.1.1
 aiozoneinfo==0.2.3
diff --git a/pyproject.toml b/pyproject.toml
index 284a0d39bfe..2910ee0221d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ dependencies = [
   # change behavior based on presence of supervisor. Deprecated with #127228
   # Lib can be removed with 2025.11
   "aiohasupervisor==0.3.1",
-  "aiohttp==3.12.12",
+  "aiohttp==3.12.13",
   "aiohttp_cors==0.8.1",
   "aiohttp-fast-zlib==0.3.0",
   "aiohttp-asyncmdnsresolver==0.1.1",
diff --git a/requirements.txt b/requirements.txt
index c96a62b355d..b5a949b0a6b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@
 aiodns==3.5.0
 aiofiles==24.1.0
 aiohasupervisor==0.3.1
-aiohttp==3.12.12
+aiohttp==3.12.13
 aiohttp_cors==0.8.1
 aiohttp-fast-zlib==0.3.0
 aiohttp-asyncmdnsresolver==0.1.1