diff --git a/toolkit/app-gen-toc.py b/toolkit/app-gen-toc.py
index 9f8d895..f750cde 100755
--- a/toolkit/app-gen-toc.py
+++ b/toolkit/app-gen-toc.py
@@ -685,7 +685,7 @@ def main():
     parser.add_argument(
         "--config-dir",
         type=str,
-        default="",
+        default=Path(os.path.dirname(__file__)) / "build/config",
         help="directory with configuration files",
     )
     parser.add_argument(
diff --git a/toolkit/build/config/app-device-config-ae3.json b/toolkit/build/config/app-device-config-ae3.json
new file mode 100644
index 0000000..2ba5a1f
--- /dev/null
+++ b/toolkit/build/config/app-device-config-ae3.json
@@ -0,0 +1,25 @@
+{
+  "metadata": {
+    "device": "AE302F80F55D5AE",
+    "project": "",
+    "external_clock_sources": [
+      {
+        "id": "OSC_HFXO",
+        "enabled": true,
+        "frequency": 38400000
+      },
+      {
+        "id": "OSC_LFXO",
+        "enabled": true,
+        "frequency": 32768
+      }
+    ]
+  },
+  "firewall": {
+    "firewall_components": [],
+    "region_stitching": false
+  },
+  "pinmux": [],
+  "clocks": {},
+  "miscellaneous": []
+}
diff --git a/toolkit/build/config/app-device-config-ae7.json b/toolkit/build/config/app-device-config-ae7.json
new file mode 100644
index 0000000..1742384
--- /dev/null
+++ b/toolkit/build/config/app-device-config-ae7.json
@@ -0,0 +1,25 @@
+{
+  "metadata": {
+    "device": "AE722F80F55D5AS",
+    "project": "",
+    "external_clock_sources": [
+      {
+        "id": "OSC_HFXO",
+        "enabled": true,
+        "frequency": 38400000
+      },
+      {
+        "id": "OSC_LFXO",
+        "enabled": true,
+        "frequency": 32768
+      }
+    ]
+  },
+  "firewall": {
+    "firewall_components": [],
+    "region_stitching": false
+  },
+  "pinmux": [],
+  "clocks": {},
+  "miscellaneous": []
+}