diff --git a/pyproject.toml b/pyproject.toml
index 9dfaeda18..8d6991ed6 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ dependencies = [
     "pdfplumber>=0.11.4",
     "openpyxl>=3.1.5",
     "blinker>=1.9.0",
-    "tiktoken>=0.8.0",
+    "tiktoken~=0.7.0",
 ]
 
 [project.urls]