diff --git a/pyproject.toml b/pyproject.toml
index 3dc67a6b..fc61b939 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -95,7 +95,8 @@ llama-index = { version = "^0.7.21", optional = true }
 sentence-transformers = { version = "^2.2.2", optional = true }
 torch = { version = ">=2.0.0, !=2.0.1", optional = true }
 # Torch 2.0.1 is not compatible with poetry (https://github.com/pytorch/pytorch/issues/100974)
-gpt4all = { version = "^1.0.8", optional = true }
+gpt4all = { version = "1.0.8", optional = true }
+# 1.0.9 is not working for some users (https://github.com/nomic-ai/gpt4all/issues/1394)
 elasticsearch = { version = "^8.9.0", optional = true }
 flask = "^2.3.3"
 twilio = "^8.5.0"