diff --git a/docs/md_v2/tutorial/episode_11_3_Extraction_Strategies:_Cosine.md b/docs/md_v2/tutorial/episode_11_3_Extraction_Strategies_Cosine.md
similarity index 99%
rename from docs/md_v2/tutorial/episode_11_3_Extraction_Strategies:_Cosine.md
rename to docs/md_v2/tutorial/episode_11_3_Extraction_Strategies_Cosine.md
index 61e210e4..9f1c00ea 100644
--- a/docs/md_v2/tutorial/episode_11_3_Extraction_Strategies:_Cosine.md
+++ b/docs/md_v2/tutorial/episode_11_3_Extraction_Strategies_Cosine.md
@@ -133,4 +133,4 @@ Here’s a structured outline for the **Cosine Similarity Strategy** video, cove
 
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-This outline covers Cosine Similarity Strategy’s speed and effectiveness, providing examples that showcase its potential for clustering various content types efficiently.
\ No newline at end of file
+This outline covers Cosine Similarity Strategy’s speed and effectiveness, providing examples that showcase its potential for clustering various content types efficiently.