diff --git a/products/monitoring/terraform.yaml b/products/monitoring/terraform.yaml
index 9f84b198c46c..78246ae2d998 100644
--- a/products/monitoring/terraform.yaml
+++ b/products/monitoring/terraform.yaml
@@ -82,7 +82,7 @@ overrides: !ruby/object:Overrides::ResourceOverrides
           to avoid a diff, Terraform will use the state value if it appears
           that the obfuscated value matches the state value in
           length/unobfuscated characters. However, Terraform will not detect a
-          a diff if the obfuscated portion of the value was changed outside of
+          diff if the obfuscated portion of the value was changed outside of
           Terraform.
         custom_flatten: "templates/terraform/custom_flatten/monitoring_obfuscated_labels.go.erb"