diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 799fc0e..7d8e872 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -33,7 +33,7 @@
             "state": {
               "type": "pdf",
               "state": {
-                "file": "CCN/Ilias/Lecture/CCN-5 - TransportLayer.pdf"
+                "file": "CCN/Ilias/Lecture/CCN-6 - ApplicationLayer.pdf"
               }
             }
           }
@@ -112,7 +112,7 @@
             "state": {
               "type": "backlink",
               "state": {
-                "file": "CCN/Ilias/Lecture/CCN-5 - TransportLayer.pdf",
+                "file": "CCN/Ilias/Lecture/CCN-6 - ApplicationLayer.pdf",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -129,7 +129,7 @@
             "state": {
               "type": "outgoing-link",
               "state": {
-                "file": "CCN/Ilias/Lecture/CCN-5 - TransportLayer.pdf",
+                "file": "CCN/Ilias/Lecture/CCN-6 - ApplicationLayer.pdf",
                 "linksCollapsed": false,
                 "unlinkedCollapsed": true
               }
@@ -152,7 +152,7 @@
             "state": {
               "type": "outline",
               "state": {
-                "file": "CCN/Ilias/Lecture/CCN-5 - TransportLayer.pdf"
+                "file": "CCN/Ilias/Lecture/CCN-6 - ApplicationLayer.pdf"
               }
             }
           },
@@ -215,6 +215,7 @@
   },
   "active": "7a651a23dd98eda7",
   "lastOpenFiles": [
+    "CCN/Ilias/Lecture/CCN-5 - TransportLayer.pdf",
     "CCN/Ilias/Lecture/CCN-4 - NetworkLayer.pdf",
     "CCN/Ilias/Lecture/CCN-3 - DataLinkLayer.pdf",
     "CCN/Ilias/Lecture/CCN-2-PhysicalLayer.pdf",
@@ -225,7 +226,6 @@
     "Algorithmen und Datenstrukturen/Ilias/VL12 - Graphen 1/VL12-Graphen_1.pdf",
     "Algorithmen und Datenstrukturen/Ilias/VL11 - Suchen/VL11-Suchen.pdf",
     "Algorithmen und Datenstrukturen/Ilias/VL10 - Sortieren 2/VL10-Sortieren_2.pdf",
-    "Algorithmen und Datenstrukturen/Ilias/VL09 - Sortieren 1/VL09-Sortieren_1.pdf",
     "Informationssicherheit/Ueb9/UEB_09.md",
     "English/KW26.md",
     "Informationssicherheit/Ueb7/Ueb07.md",