diff --git a/go.mod b/go.mod
index db066863..f277a4f4 100644
--- a/go.mod
+++ b/go.mod
@@ -29,7 +29,7 @@ require (
 	github.com/rs/zerolog v1.31.0
 	github.com/sashabaranov/go-openai v1.16.0
 	github.com/schollz/progressbar/v3 v3.13.1
-	github.com/tmc/langchaingo v0.0.0-20231016073620-a02d4fdc0f3a
+	github.com/tmc/langchaingo v0.0.0-20231019140956-c636b3da7701
 	github.com/urfave/cli/v2 v2.25.7
 	github.com/valyala/fasthttp v1.50.0
 	go.opentelemetry.io/otel v1.19.0
diff --git a/go.sum b/go.sum
index 62bc5c7b..9ed0af49 100644
--- a/go.sum
+++ b/go.sum
@@ -212,6 +212,8 @@ github.com/tklauser/numcpus v0.6.1 h1:ng9scYS7az0Bk4OZLvrNXNSAO2Pxr1XXRAPyjhIx+F
 github.com/tklauser/numcpus v0.6.1/go.mod h1:1XfjsgE2zo8GVw7POkMbHENHzVg3GzmoZ9fESEdAacY=
 github.com/tmc/langchaingo v0.0.0-20231016073620-a02d4fdc0f3a h1:BziGpoF5ZVWMDy6Z1adXnYndRye2fiYWZlmknUFksGA=
 github.com/tmc/langchaingo v0.0.0-20231016073620-a02d4fdc0f3a/go.mod h1:SiwyRS7sBSSi6f3NB4dKENw69X6br/wZ2WRkM+8pZWk=
+github.com/tmc/langchaingo v0.0.0-20231019140956-c636b3da7701 h1:LquLgmFiKf6eDXdwoUKCIGn5NsR34cLXC6ySYhiE6bA=
+github.com/tmc/langchaingo v0.0.0-20231019140956-c636b3da7701/go.mod h1:SiwyRS7sBSSi6f3NB4dKENw69X6br/wZ2WRkM+8pZWk=
 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=