diff --git a/src/04-asyncio/web_scraping/async_scrape/requirements.txt b/src/04-asyncio/web_scraping/async_scrape/requirements.txt
index 82c681e..74f3646 100644
--- a/src/04-asyncio/web_scraping/async_scrape/requirements.txt
+++ b/src/04-asyncio/web_scraping/async_scrape/requirements.txt
@@ -2,7 +2,6 @@ bs4
 colorama
 
 aiohttp
-cchardet
 
 # This one can give you trouble on Windows
 # Feel free to uncomment it but it also works without it
diff --git a/src/09-built-on-asyncio/requirements.txt b/src/09-built-on-asyncio/requirements.txt
index 7249238..985033c 100644
--- a/src/09-built-on-asyncio/requirements.txt
+++ b/src/09-built-on-asyncio/requirements.txt
@@ -3,7 +3,6 @@ trio==0.16.0
 trio_asyncio==0.11.0
 
 aiohttp
-cchardet
 requests
 bs4
 colorama
diff --git a/src/10-async-web/acityscape_api/requirements.txt b/src/10-async-web/acityscape_api/requirements.txt
index ab6256a..538dc5f 100644
--- a/src/10-async-web/acityscape_api/requirements.txt
+++ b/src/10-async-web/acityscape_api/requirements.txt
@@ -3,7 +3,6 @@ quart
 
 # Calling services requirements
 aiohttp
-cchardet
 
 # This one can give you trouble on Windows
 # Feel free to uncomment it but it also works without it