diff --git a/pyproject.toml b/pyproject.toml
index b835be1..788e3fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
     "requests==2.34.2",
     "urllib3==2.7.0",
     "paho-mqtt==2.1.0",
-    "numpy==2.5.2",
+    "numpy==2.5.3",
     "pyyaml==6.0.3",
 ]
 
diff --git a/requirements.txt b/requirements.txt
index 152ab0e..6f7c7f5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@
 requests==2.34.2
 urllib3==2.7.0    # pinned explicitly: alarms.py imports its connection internals for SSRF DNS-pinning
 paho-mqtt==2.1.0
-numpy==2.5.2
+numpy==2.5.3
 pyyaml==6.0.3     # cook presets (presets.py) -- safe_load only, never yaml.load
\ No newline at end of file