diff --git a/go.mod b/go.mod
index f46761b3..c05698a6 100644
--- a/go.mod
+++ b/go.mod
@@ -27,7 +27,7 @@ require (
 	github.com/phayes/freeport v0.0.0-20220201140144-74d24b5ae9f5
 	github.com/rs/zerolog v1.30.0
 	github.com/sashabaranov/go-openai v1.14.2
-	github.com/tmc/langchaingo v0.0.0-20230826022619-1e2a401097d6
+	github.com/tmc/langchaingo v0.0.0-20230829032728-c85d3967da08
 	github.com/urfave/cli/v2 v2.25.7
 	github.com/valyala/fasthttp v1.48.0
 	google.golang.org/grpc v1.57.0
diff --git a/go.sum b/go.sum
index ea9d9cfd..d11990bd 100644
--- a/go.sum
+++ b/go.sum
@@ -212,6 +212,8 @@ github.com/tmc/langchaingo v0.0.0-20230818002435-fef08210d974 h1:nlthMb2uN8S1v0X
 github.com/tmc/langchaingo v0.0.0-20230818002435-fef08210d974/go.mod h1:8T+nNIGBr3nYQEYFmF/YaT8t8YTKLvFYZBuVZOAYn5E=
 github.com/tmc/langchaingo v0.0.0-20230826022619-1e2a401097d6 h1:G5ZejMgwwIYVlBVcZTGdewJPYdAljMrN/+1PH6P+Jtw=
 github.com/tmc/langchaingo v0.0.0-20230826022619-1e2a401097d6/go.mod h1:vCdA1t5qnS5YPkDsznowOziBHFn0Ul11ZqfJ2GOAi0s=
+github.com/tmc/langchaingo v0.0.0-20230829032728-c85d3967da08 h1:ga3HJeF9v5Lyob60oXuasXmeWMwKhygnUnXxYQRj1YI=
+github.com/tmc/langchaingo v0.0.0-20230829032728-c85d3967da08/go.mod h1:vCdA1t5qnS5YPkDsznowOziBHFn0Ul11ZqfJ2GOAi0s=
 github.com/ulikunitz/xz v0.5.8/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/ulikunitz/xz v0.5.9 h1:RsKRIA2MO8x56wkkcd3LbtcE/uMszhb6DpRf+3uwa3I=
 github.com/ulikunitz/xz v0.5.9/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=