diff --git a/Aeromechanik/Aeromechanik_Hinweise.ipynb b/Aeromechanik/Aeromechanik_Hinweise.ipynb
index 4abdecabb62f2d1a703be30684cd68cd6477c7ac..52c92491930094e894cfefdd9f8cf7f68282ff19 100644
--- a/Aeromechanik/Aeromechanik_Hinweise.ipynb
+++ b/Aeromechanik/Aeromechanik_Hinweise.ipynb
@@ -4,6 +4,7 @@
    "cell_type": "markdown",
    "id": "0202679b-409b-468a-b0b5-a47dffaa9d86",
    "metadata": {
+    "jp-MarkdownHeadingCollapsed": true,
     "tags": []
    },
    "source": [
@@ -231,6 +232,7 @@
    "cell_type": "markdown",
    "id": "e6b83d94-cd8a-441a-aec9-2dd9e5f08333",
    "metadata": {
+    "jp-MarkdownHeadingCollapsed": true,
     "tags": []
    },
    "source": [
@@ -241,6 +243,7 @@
    "cell_type": "markdown",
    "id": "4cc21901-e400-4d0b-849a-00e64de3364f",
    "metadata": {
+    "jp-MarkdownHeadingCollapsed": true,
     "tags": []
    },
    "source": [
@@ -327,7 +330,9 @@
   {
    "cell_type": "markdown",
    "id": "7b4b2c71-110b-4426-a88a-d4b1851897c8",
-   "metadata": {},
+   "metadata": {
+    "jp-MarkdownHeadingCollapsed": true
+   },
    "source": [
     "### Aufgabe 3.3: Rücktrieb und Körperform "
    ]