diff --git a/README.md b/README.md
index 6ee5da1d..1448acd1 100644
--- a/README.md
+++ b/README.md
@@ -75,12 +75,7 @@ Developed in the [Computer Graphcis and Virtual Reality Study Lab](https://cgvr.
 
 | Description                                         | License                                      | Source                                                                                      | Author           |
 |-----------------------------------------------------|----------------------------------------------|---------------------------------------------------------------------------------------------|------------------|
-| Bold's car horn sound                               | Attribution 4.0                              | [Link](https://freesound.org/people/ceberation/sounds/235506/)                             | ceberation       |
 | Server rack model                                   | Royalty Free, No AI License                  | [Link](https://www.cgtrader.com/free-3d-models/electronics/computer/simple-server-model)   | anymelok         |
-| Fire suppression button press sound                 | Creative Commons 0                           | [Link](https://freesound.org/people/LamaMakesMusic/sounds/403556/)                         | LamaMakesMusic   |
-| Fire suppression alarm sound                        | Attribution 3.0                              | [Link](https://freesound.org/people/jobro/sounds/33737/)                                   | jobro            |
-| Fire-suppressing gas release sound                  | Creative Commons 0                           | [Link](https://freesound.org/people/mrmccormack/sounds/182359/)                            | mrmccormack      |
-| Coughing sound in response to fire-suppressing gas  | Attribution 4.0                              | [Link](https://freesound.org/people/qubodup/sounds/739416/)                                | qubodup          |
 | Robot movement sound                                | Creative Commons 0                           | [Link](https://freesound.org/people/Brazilio123/sounds/661435/)                            | Brazilio123      |
 | Spacewalk UFO sound                                 | Attribution NonCommercial 4.0                           | [Link](https://freesound.org/people/Speedenza/sounds/209366/)                           | Speedenza     |
 | Keyboard icons                                      | Creative Commons Attribution-NoDerivs 3.0    | [Link](https://icons8.com/)                                                                 | icons8           |