diff --git a/requirements-lock.txt b/requirements-lock.txt
index bc9f6ba..2d7bd7b 100644
--- a/requirements-lock.txt
+++ b/requirements-lock.txt
@@ -10,9 +10,9 @@ Pillow==12.2.0 \
     --hash=sha256:84a92b2ec95172d44bb937858d8143f87f0935d43ed3501c9f2c05e09c5f5db3 \
     --hash=sha256:6822751cec85187089176b250f4a5818f65e88bee27b8061cedd7544e509ae8a
 
-python-dotenv==1.1.0 \
-    --hash=sha256:d7c01d9e2293916c18baf562d95698754b0dbbb5e74d457c45d4f6561fb9d55d \
-    --hash=sha256:41f90bc6f5f177fb41f53e87666db362025010eb28f60a01c9143bfa33a2b2d5
+python-dotenv==1.2.3 \
+    --hash=sha256:904552145e8bfed22162c09dab1c2b9b54fefa7b23ba780f4f26ca0316b0f0d9 \
+    --hash=sha256:a20a594dabeaa385725aa239d5244871c143ecb356add8a20fcf23773a6c3a35
 
 gradio==6.7.0 \
     --hash=sha256:940076fac276454926e663059b6d43fd2d9eeea4a56bf4231d0215d6a851882c \
diff --git a/requirements.txt b/requirements.txt
index d210a24..06bd8aa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 # Core dependencies (pinned to known-good versions)
 requests==2.32.3
 Pillow==12.2.0
-python-dotenv==1.1.0
+python-dotenv==1.2.3
 
 # Web UI
 gradio==6.7.0