diff --git a/.instrumentation_generator/instrumentation_generator.rb b/.instrumentation_generator/instrumentation_generator.rb
index 2f8b53066..b488567da 100644
--- a/.instrumentation_generator/instrumentation_generator.rb
+++ b/.instrumentation_generator/instrumentation_generator.rb
@@ -61,7 +61,7 @@ def add_to_instrumentation_all
     insert_into_file("#{instrumentation_all_path}/Gemfile", gemfile_text, after: "gemspec\n")
 
     gemspec_text = "\n  spec.add_dependency '#{instrumentation_gem_name}', '~> 0.0.0'"
-    insert_into_file("#{instrumentation_all_path}/opentelemetry-instrumentation-all.gemspec", gemspec_text, after: "spec.required_ruby_version = '>= 3.0'
+    insert_into_file("#{instrumentation_all_path}/opentelemetry-instrumentation-all.gemspec", gemspec_text, after: "spec.required_ruby_version = '>= 3.0'\n")
 
     all_rb_text = "\nrequire '#{instrumentation_gem_name}'"
     insert_into_file("#{instrumentation_all_path}/lib/opentelemetry/instrumentation/all.rb", all_rb_text, after: "# SPDX-License-Identifier: Apache-2.0\n")