diff --git a/src/handler/handlers.jl b/src/handler/handlers.jl
index 4d76433..55779a5 100644
--- a/src/handler/handlers.jl
+++ b/src/handler/handlers.jl
@@ -12,7 +12,7 @@ end
 function process_dependencies(request::HTTP.Request, state::HandlerState)
     return HTTP.Response(
         200,
-        ["Content-Type", "application/json"],
+        ["Content-Type" => "application/json"],
         body = state.cache.dependencies_json
         )
 end
@@ -20,7 +20,7 @@ end
 function process_index(request::HTTP.Request, state::HandlerState)
     return HTTP.Response(
         200,
-        ["Content-Type", "text/html"],
+        ["Content-Type" => "text/html"],
         body = state.cache.index_string
         )
 end
@@ -28,10 +28,9 @@ end
 layout_data(layout::Component) = layout
 layout_data(layout::Function) = layout()
 function process_layout(request::HTTP.Request, state::HandlerState)
-            body = 
     return HTTP.Response(
         200,
-        ["Content-Type", "application/json"],
+        ["Content-Type" => "application/json"],
         body = JSON2.write(layout_data(state.app.layout))
     )
 end
diff --git a/test/integration/components/jl_default_children/jlcmdc001_default_children.jl b/test/integration/components/jl_default_children/jlcmdc001_default_children.jl
new file mode 100644
index 0000000..4e65a7a
--- /dev/null
+++ b/test/integration/components/jl_default_children/jlcmdc001_default_children.jl
@@ -0,0 +1,12 @@
+using Dash
+using DashHtmlComponents
+using DashCoreComponents
+
+app = dash()
+app.layout = html_div(id="outer-div") do
+    html_div("A div", id="first-inner-div"),
+    html_br(),
+    html_div("Another div", id="second-inner-div")
+end
+
+run_server(app)
diff --git a/test/integration/components/test_default_children.py b/test/integration/components/test_default_children.py
new file mode 100644
index 0000000..3952fb3
--- /dev/null
+++ b/test/integration/components/test_default_children.py
@@ -0,0 +1,15 @@
+import pathlib
+import os.path
+import logging
+logger = logging.getLogger(__name__)
+
+curr_path = pathlib.Path(__file__).parent.absolute()
+def jl_test_file_path(filename):
+    return os.path.join(curr_path, "jl_default_children", filename)
+
+def test_jlcmdc001_default_children(dashjl):
+    fp = jl_test_file_path("jlcmdc001_default_children.jl") 
+    dashjl.start_server(fp)
+    dashjl.wait_for_element_by_css_selector(
+        "#first-inner-div", timeout=2
+    ) 
\ No newline at end of file