diff --git a/requirements.txt b/requirements.txt
index e82002b..45a987b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ xxhash==3.8.1
 yarl==1.24.5
 
 # Tokenization and testing
-tokenizers>=0.22,<1.0
+tokenizers>=0.23.1,<1.0
 pytest==9.1.1
 
 # Optional accelerated MediaWiki parser.