diff --git a/pyproject.toml b/pyproject.toml
index 8f8bda8..a5ad857 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ classifiers = [
 dependencies = [
     "click>=8.1.0",
     "keyring>=24.0.0",
-    "GitPython>=3.1.41",
+    "GitPython>=3.1.50",
     "Jinja2>=3.1.6",
     "tree-sitter>=0.23.2",
     "tree-sitter-language-pack>=0.8.0",
@@ -43,13 +43,13 @@ dependencies = [
     "markdown-it-py>=3.0.0",
     "mcp>=1.23.0",
     "openai>=2.30.0",
-    "litellm>=1.83.0",
+    "litellm>=1.83.10",
     "pydantic>=2.11.7",
     "pydantic-settings>=2.10.1",
     "pydantic-ai>=1.56.0",
     "requests>=2.33.0",
     "tiktoken>=0.8.0",
-    "python-dotenv>=1.1.1",
+    "python-dotenv>=1.2.2",
     "rich>=14.1.0",
     "networkx>=3.5",
     "psutil>=7.0.0",
@@ -58,7 +58,7 @@ dependencies = [
     "mermaid-py>=0.8.0",
     "fastapi>=0.135.2",
     "uvicorn>=0.35.0",
-    "python-multipart>=0.0.22",
+    "python-multipart>=0.0.27",
     "colorama>=0.4.6",
     "logfire>=4.1.0"
 ]
diff --git a/requirements.txt b/requirements.txt
index aac2846..0d34f59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # `[project.dependencies]` in `pyproject.toml`.
 click>=8.1.0
 keyring>=24.0.0
-GitPython>=3.1.41
+GitPython>=3.1.50
 Jinja2>=3.1.6
 tree-sitter>=0.23.2
 tree-sitter-language-pack>=0.8.0
@@ -20,13 +20,13 @@ anthropic>=0.52.0
 markdown-it-py>=3.0.0
 mcp>=1.23.0
 openai>=2.30.0
-litellm>=1.83.0
+litellm>=1.83.10
 pydantic>=2.11.7
 pydantic-settings>=2.10.1
 pydantic-ai>=1.56.0
 requests>=2.33.0
 tiktoken>=0.8.0
-python-dotenv>=1.1.1
+python-dotenv>=1.2.2
 rich>=14.1.0
 networkx>=3.5
 psutil>=7.0.0
@@ -35,6 +35,6 @@ mermaid-parser-py>=0.0.2
 mermaid-py>=0.8.0
 fastapi>=0.135.2
 uvicorn>=0.35.0
-python-multipart>=0.0.22
+python-multipart>=0.0.27
 colorama>=0.4.6
 logfire>=4.1.0