diff --git a/requirements.lock.txt b/requirements.lock.txt
index 001310c..14770d8 100644
--- a/requirements.lock.txt
+++ b/requirements.lock.txt
@@ -16,7 +16,7 @@ pytest-cov==7.0.0
 pytest-xdist==3.8.0
 pytest==9.0.1
 ruff==0.16.0
-scipy==1.16.3
+scipy==1.18.0
 shapely==2.1.2
 zeroconf==0.150.0
 
diff --git a/requirements.txt b/requirements.txt
index c367f64..c4f1988 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ pandas>=2.0
 matplotlib>=3.7
 pvlib>=0.10
 shapely>=2.0
-scipy>=1.10
+scipy>=1.18.0
 
 # v2.5: MQTT log subscriber (tools/log_subscriber.py)
 paho-mqtt>=2.0