diff --git a/changelog/fix_rails_file_path_cop_error_with_rescued_rails_root.md b/changelog/fix_rails_file_path_cop_error_with_rescued_rails_root.md
new file mode 100644
index 0000000000..e5fe0b299e
--- /dev/null
+++ b/changelog/fix_rails_file_path_cop_error_with_rescued_rails_root.md
@@ -0,0 +1 @@
+* [#1392](https://github.com/rubocop/rubocop-rails/pull/1392): Fix `Rails/FilePath` cop error with rescued `Rails.root`. ([@viralpraxis][])
diff --git a/lib/rubocop/cop/rails/file_path.rb b/lib/rubocop/cop/rails/file_path.rb
index 02459031a9..95aece36be 100644
--- a/lib/rubocop/cop/rails/file_path.rb
+++ b/lib/rubocop/cop/rails/file_path.rb
@@ -76,6 +76,7 @@ def check_for_slash_after_rails_root_in_dstr(node)
           rails_root_index = find_rails_root_index(node)
           slash_node = node.children[rails_root_index + 1]
           return unless slash_node&.str_type? && slash_node.source.start_with?(File::SEPARATOR)
+          return if node.children[rails_root_index].each_descendant(:rescue).any?
 
           register_offense(node, require_to_s: false) do |corrector|
             autocorrect_slash_after_rails_root_in_dstr(corrector, node, rails_root_index)
diff --git a/spec/rubocop/cop/rails/file_path_spec.rb b/spec/rubocop/cop/rails/file_path_spec.rb
index 3bec9ded2c..2a21a5d0e9 100644
--- a/spec/rubocop/cop/rails/file_path_spec.rb
+++ b/spec/rubocop/cop/rails/file_path_spec.rb
@@ -406,5 +406,13 @@
         RUBY
       end
     end
+
+    context 'when rescued concat Rails.root' do
+      it 'does not register an offense' do
+        expect_no_offenses(<<~'RUBY')
+          "#{Rails.root rescue '.'}/config"
+        RUBY
+      end
+    end
   end
 end