diff --git a/ruby/autobuilder/src/main.rs b/ruby/autobuilder/src/main.rs
index b5cc2074e30..18892ae2d5c 100644
--- a/ruby/autobuilder/src/main.rs
+++ b/ruby/autobuilder/src/main.rs
@@ -16,7 +16,6 @@ fn main() -> std::io::Result<()> {
     cmd.arg("database")
         .arg("index-files")
         .arg("--include-extension=.rb")
-        .arg("--include-extension=.rbi")
         .arg("--include-extension=.erb")
         .arg("--include-extension=.gemspec")
         .arg("--include=**/Gemfile")
diff --git a/ruby/codeql-extractor.yml b/ruby/codeql-extractor.yml
index 31c625f7e38..534e91f74ac 100644
--- a/ruby/codeql-extractor.yml
+++ b/ruby/codeql-extractor.yml
@@ -8,7 +8,6 @@ file_types:
     display_name: Ruby files
     extensions:
        - .rb
-       - .rbi
   - name: erb
     display_name: Ruby templates
     extensions: