diff --git a/examples/python/fastapi/postgres/app.py b/examples/python/fastapi/postgres/app.py
index 773f1c9..8c04ac2 100644
--- a/examples/python/fastapi/postgres/app.py
+++ b/examples/python/fastapi/postgres/app.py
@@ -1,10 +1,18 @@
-from fastapi import FastAPI
+from fastapi import FastAPI, Request, status
+from fastapi.responses import JSONResponse
 from routes import router
 
 from custom_routes import router as custom_router
 
 app = FastAPI()
 
+@app.exception_handler(Exception)
+async def exception_handler(request: Request, ex: Exception):
+    return JSONResponse(
+        status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+        content={"error": "Internal Server Error"}
+    )
+
 app.include_router(router)
 
 app.include_router(custom_router)
diff --git a/examples/python/fastapi/postgres/custom_routes.py b/examples/python/fastapi/postgres/custom_routes.py
index 5bf9232..217571c 100644
--- a/examples/python/fastapi/postgres/custom_routes.py
+++ b/examples/python/fastapi/postgres/custom_routes.py
@@ -6,3 +6,7 @@
 @router.get('/custom/route')
 def customRoute():
     return { "custom": True }
+
+@router.get('/custom/exception')
+def customException():
+    raise RuntimeError('expected error')
diff --git a/src/templates/app.py.ejs b/src/templates/app.py.ejs
index d379863..a1eb08d 100644
--- a/src/templates/app.py.ejs
+++ b/src/templates/app.py.ejs
@@ -11,7 +11,8 @@ function removeExtension(filename) {
 }
 
 -%>
-from fastapi import FastAPI
+from fastapi import FastAPI, Request, status
+from fastapi.responses import JSONResponse
 from routes import router
 <% customRouteFilenames.forEach(filename => { %>
 from <%= removeExtension(filename) %> import router as <%= fileName2routerName(filename) %>
@@ -19,6 +20,13 @@ from <%= removeExtension(filename) %> import router as <%= fileName2routerName(f
 
 app = FastAPI()
 
+@app.exception_handler(Exception)
+async def exception_handler(request: Request, ex: Exception):
+    return JSONResponse(
+        status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+        content={"error": "Internal Server Error"}
+    )
+
 app.include_router(router)
 <% customRouteFilenames.forEach(filename => { %>
 app.include_router(<%= fileName2routerName(filename) %>)