diff --git a/lib/linguist/generated.rb b/lib/linguist/generated.rb
index 0e7263e129..08c1e1b0bc 100644
--- a/lib/linguist/generated.rb
+++ b/lib/linguist/generated.rb
@@ -93,6 +93,7 @@ def generated?
       gradle_wrapper? ||
       maven_wrapper? ||
       mise_lock? ||
+      secrets_baseline? ||
       julia_manifest? ||
       generated_go? ||
       generated_protocol_buffer_from_go? ||
@@ -591,6 +592,13 @@ def mise_lock?
       !!name.match(/(?:^|\/)mise(?:\.[^\/]+)?\.lock$/)
     end
 
+    # Internal: Is the blob a detect-secrets baseline file?
+    #
+    # Returns true or false.
+    def secrets_baseline?
+      !!name.match(/(?:^|\/)\.secrets\.baseline$/)
+    end
+
     # Internal: Is the blob a Julia Manifest.toml file?
     #
     # Returns true or false.
diff --git a/lib/linguist/languages.yml b/lib/linguist/languages.yml
index 92b013df81..317c864ad5 100644
--- a/lib/linguist/languages.yml
+++ b/lib/linguist/languages.yml
@@ -3574,6 +3574,7 @@ JSON:
   - ".htmlhintrc"
   - ".imgbotconfig"
   - ".nycrc"
+  - ".secrets.baseline"
   - ".tern-config"
   - ".tern-project"
   - ".watchmanconfig"