diff --git a/unit01_cipher_fundamentals/lecture/README.md b/unit01_cipher_fundamentals/lecture/README.md
index 3fa7094..3d56ca8 100644
--- a/unit01_cipher_fundamentals/lecture/README.md
+++ b/unit01_cipher_fundamentals/lecture/README.md
@@ -19,6 +19,6 @@ The key concepts involved in this unit are:
 
 * Unit 1 Presentation (PDF) - Cipher Fundamentals [here](https://github.com/billbuchanan/appliedcrypto/blob/master/unit01_cipher_fundamentals/lecture/chapter01_ciphers_fundamentals.pdf)
 * Unit 1 Doodle (Video) - Cipher Fundamentals [here](https://youtu.be/_sgU_d9tUcE)
-* Unit 1 Pre-recorded (Video) - Cipher Fundamentals [here] (https://www.youtube.com/watch?v=sNPvO07l504)
+* Unit 1 Pre-recorded (Video) - Cipher Fundamentals [here](https://www.youtube.com/watch?v=sNPvO07l504)