diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index fe3685f..590f348 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -14,12 +14,12 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "Concurrent Systems/notes/10 - Implementing Consensus.md",
+                "file": "Concurrent Systems/notes/7- MUTEX-free concurrency.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "10 - Implementing Consensus"
+              "title": "7- MUTEX-free concurrency"
             }
           }
         ]
@@ -212,9 +212,9 @@
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-    "Concurrent Systems/notes/10 - Implementing Consensus.md",
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+    "Concurrent Systems/notes/10 - Implementing Consensus.md",
+    "Concurrent Systems/slides/class 10.pdf",
     "Pasted image 20250401092557.png",
     "Pasted image 20250401083747.png",
     "Concurrent Systems/notes/3a - Hardware primitives & Lamport Bakery algorithm.md",