diff --git a/pyproject.toml b/pyproject.toml
index 28f1d37..9963598 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "Jinja2==3.1.6",
     "langchain==0.3.22",
     "langchain-anthropic==0.3.10",
-    "lxml==5.3.1",
+    "lxml==6.1.0",
     "MarkupSafe==3.0.2",
     "python-dotenv==1.1.0",
     "trafilatura==2.0.0",
diff --git a/requirements.txt b/requirements.txt
index 19d0b35..5bcbfad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ certifi==2025.1.31
 Jinja2==3.1.6
 langchain==0.3.22
 langchain-anthropic==0.3.10
-lxml==5.3.1
+lxml==6.1.0
 MarkupSafe==3.0.2
 pytest==8.3.2 # Added for testing
 pytest-mock==3.14.0 # Added for testing