diff --git a/Gemfile.lock b/Gemfile.lock
index 32c2b61..a35c67b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     langchainrb_rails (0.1.12)
-      langchainrb (>= 0.7, < 0.19)
+      langchainrb (>= 0.19)
 
 GEM
   remote: https://rubygems.org/
@@ -120,7 +120,7 @@ GEM
     json (2.9.0)
     json-schema (4.3.1)
       addressable (>= 2.8)
-    langchainrb (0.18.0)
+    langchainrb (0.19.2)
       baran (~> 0.1.9)
       json-schema (~> 4)
       matrix
diff --git a/langchainrb_rails.gemspec b/langchainrb_rails.gemspec
index edcb3b2..3c20f8d 100644
--- a/langchainrb_rails.gemspec
+++ b/langchainrb_rails.gemspec
@@ -30,7 +30,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "langchainrb", ">= 0.7", "< 0.19"
+  spec.add_dependency "langchainrb", ">= 0.19"
 
   spec.add_development_dependency "pry-byebug", "~> 3.10.0"
   spec.add_development_dependency "yard", "~> 0.9.34"