diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 907ff9d..3ea16ca 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -13,7 +13,7 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "README.md",
+                "file": "Timetable.md",
                 "mode": "source",
                 "source": false
               }
@@ -85,7 +85,7 @@
             "state": {
               "type": "backlink",
               "state": {
-                "file": "README.md",
+                "file": "Timetable.md",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -102,7 +102,7 @@
             "state": {
               "type": "outgoing-link",
               "state": {
-                "file": "README.md",
+                "file": "Timetable.md",
                 "linksCollapsed": false,
                 "unlinkedCollapsed": true
               }
@@ -125,7 +125,7 @@
             "state": {
               "type": "outline",
               "state": {
-                "file": "README.md"
+                "file": "Timetable.md"
               }
             }
           },
@@ -165,8 +165,10 @@
   },
   "active": "52f0e78412d10bc3",
   "lastOpenFiles": [
+    "Lectures/17 21.02.2025.md",
+    "Lectures/16 14.02.2025.md",
+    "Lectures/15 07.02.2025.md",
     "Timetable.md",
-    "Lectures/15 14.02.2025.md",
     "README.md",
     "Timetable.pdf",
     "Lectures/12 17.01.2025.md",
@@ -182,8 +184,6 @@
     "Lectures/13 24.01.2025.md",
     "Lectures/06 22.11.2024.md",
     "Lectures/03 01.11.2024.md",
-    "Lectures/16 21.02.2025.md",
-    "Lectures/14 07.02.2025.md",
     "Lectures/14 31.01.2025.md",
     "Template/Lecture.md",
     "Lectures",
diff --git a/Lectures/14 07.02.2025.md b/Lectures/15 07.02.2025.md
similarity index 100%
rename from Lectures/14 07.02.2025.md
rename to Lectures/15 07.02.2025.md
diff --git a/Lectures/15 14.02.2025.md b/Lectures/16 14.02.2025.md
similarity index 100%
rename from Lectures/15 14.02.2025.md
rename to Lectures/16 14.02.2025.md
diff --git a/Lectures/16 21.02.2025.md b/Lectures/17 21.02.2025.md
similarity index 100%
rename from Lectures/16 21.02.2025.md
rename to Lectures/17 21.02.2025.md
diff --git a/Timetable.md b/Timetable.md
index f503eef..d6df363 100644
--- a/Timetable.md
+++ b/Timetable.md
@@ -18,7 +18,7 @@
 | [[12 17.01.2025]] | Projects                                                                                                                                                                                       |
 | [[13 24.01.2025]] | Self Studie                                                                                                                                                                                    |
 | [[14 31.01.2025]] | Self Studie                                                                                                                                                                                    |
-| [[14 07.02.2025]] | Free Time                                                                                                                                                                                      |
-| [[15 14.02.2025]] | Exam date                                                                                                                                                                                      |
-| [[16 21.02.2025]] | Exam date                                                                                                                                                                                      |
+| [[15 07.02.2025]] | Free Time                                                                                                                                                                                      |
+| [[16 14.02.2025]] | Exam date                                                                                                                                                                                      |
+| [[17 21.02.2025]] | Exam date                                                                                                                                                                                      |
 -> Marked in red: Students with 3 CP can do this exercise voluntarily
\ No newline at end of file