diff --git a/lib/generators/spotlight/install_generator.rb b/lib/generators/spotlight/install_generator.rb
index cf4760ba2..cb2dae582 100644
--- a/lib/generators/spotlight/install_generator.rb
+++ b/lib/generators/spotlight/install_generator.rb
@@ -113,7 +113,7 @@ def add_example_catalog_controller
 
     def add_osd_viewer
       unless Bundler.locked_gems.dependencies.key? 'blacklight-gallery'
-        gem 'blacklight-gallery', '~> 4.0'
+        gem 'blacklight-gallery'
         bundle_install
       end
       generate 'blacklight_gallery:install'
diff --git a/spec/test_app_templates/lib/generators/test_app_generator.rb b/spec/test_app_templates/lib/generators/test_app_generator.rb
index 773d9d7bb..124c1b326 100644
--- a/spec/test_app_templates/lib/generators/test_app_generator.rb
+++ b/spec/test_app_templates/lib/generators/test_app_generator.rb
@@ -29,7 +29,7 @@ def use_capybara3
 
   def add_gems
     gem 'blacklight', ENV['BLACKLIGHT_VERSION'] || '~> 8.0' unless Bundler.locked_gems.dependencies.key? 'blacklight'
-    gem 'blacklight-gallery', '~> 4.5' unless Bundler.locked_gems.dependencies.key? 'blacklight-gallery'
+    gem 'blacklight-gallery' unless Bundler.locked_gems.dependencies.key? 'blacklight-gallery'
     gem 'bootstrap_form' unless Bundler.locked_gems.dependencies.key? 'bootstrap_form'
 
     Bundler.with_unbundled_env do