diff --git a/llama-index-core/pyproject.toml b/llama-index-core/pyproject.toml
index b329818e88b10..d6700fe1cac59 100644
--- a/llama-index-core/pyproject.toml
+++ b/llama-index-core/pyproject.toml
@@ -58,7 +58,7 @@ nest-asyncio = "^1.5.8"
 nltk = ">3.8.1"
 numpy = "<2.0.0"  # Pin until we adapt to Numpy v2
 python = ">=3.8.1,<4.0"
-tenacity = ">=8.2.0,!=8.4.0,<9.0.0"  # Avoid 8.4.0 which lacks tenacity.asyncio
+tenacity = ">=8.2.0,!=8.4.0,<10"  # Avoid 8.4.0 which lacks tenacity.asyncio
 tiktoken = ">=0.3.3"
 typing-extensions = ">=4.5.0"
 typing-inspect = ">=0.8.0"