diff --git a/.gitignore b/.gitignore
index 431ecff..397b1fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,4 @@ node_modules/
 package.json
 spec/tmp/
 yarn.lock
+bun.lockb
\ No newline at end of file
diff --git a/lib/generators/htmx/install_generator.rb b/lib/generators/htmx/install_generator.rb
index 22e48d8..21be15f 100644
--- a/lib/generators/htmx/install_generator.rb
+++ b/lib/generators/htmx/install_generator.rb
@@ -12,17 +12,12 @@ class InstallGenerator < ::Rails::Generators::Base
 
       # Setup HTMX
       def setup
-        if bun?
-          setup_bun
-        elsif importmap?
-          setup_importmap
-        elsif webpacker?
-          setup_webpacker
-        elsif sprockets?
-          setup_sprockets
-        else
-          raise 'No known asset pipeline detected'
-        end
+        return setup_bun if bun?
+        return setup_importmap if importmap?
+        return setup_webpacker if webpacker?
+        return setup_sprockets if sprockets?
+
+        raise 'No known asset pipeline detected.'
       end
 
       private
@@ -62,7 +57,7 @@ def setup_bun
       end
 
       def setup_importmap
-        run "bin/importmap pin htmx.org#{Htmx::Rails::HTMX_VERSION}"
+        run "bin/importmap pin htmx.org@#{Htmx::Rails::HTMX_VERSION}"
 
         add_to_manifest(manifest('app/javascript'), IMPORTMAP_SETUP)
       end
@@ -72,7 +67,7 @@ def setup_sprockets
       end
 
       def setup_webpacker
-        run "yarn add htmx.org#{Htmx::Rails::HTMX_VERSION}"
+        run "yarn add htmx.org@#{Htmx::Rails::HTMX_VERSION}"
 
         add_to_manifest(manifest(webpack_source_path), WEBPACKER_SETUP)
       end
diff --git a/spec/lib/generators/install_generator_spec.rb b/spec/lib/generators/install_generator_spec.rb
index d00a51e..43c4cf2 100644
--- a/spec/lib/generators/install_generator_spec.rb
+++ b/spec/lib/generators/install_generator_spec.rb
@@ -151,7 +151,7 @@
     end
 
     it 'raise an error' do
-      expect { run_generator }.to raise_error('No known asset pipeline detected')
+      expect { run_generator }.to raise_error('No known asset pipeline detected.')
     end
   end
 end