diff --git a/lib/i18n/tasks/scanners/ruby_scanner.rb b/lib/i18n/tasks/scanners/ruby_scanner.rb
index 45f00c55..a7922021 100644
--- a/lib/i18n/tasks/scanners/ruby_scanner.rb
+++ b/lib/i18n/tasks/scanners/ruby_scanner.rb
@@ -150,6 +150,7 @@ def setup_ast_matchers
           AstMatchers::MessageReceiversMatcher.new(
             receivers: [
               AST::Node.new(:const, [nil, :I18n]),
+              AST::Node.new(:const, [AST::Node.new(:cbase), :I18n]),
               nil
             ],
             message: message,
diff --git a/spec/ruby_scanner_spec.rb b/spec/ruby_scanner_spec.rb
new file mode 100644
index 00000000..64273ef6
--- /dev/null
+++ b/spec/ruby_scanner_spec.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+require "tempfile"
+
+RSpec.describe "I18n::Tasks::Scanners::RubyScanner" do
+  describe "#scan_file" do
+    subject do
+      I18n::Tasks::Scanners::RubyScanner.new.send(:scan_file, tempfile.path)
+    end
+
+    let(:tempfile) do
+      tempfile = Tempfile.new
+      tempfile.write(source)
+      tempfile.flush
+      tempfile
+    end
+
+    context "when source contains I18n.t calls" do
+      let(:source) do
+        <<~RUBY
+          I18n.t("foo")
+        RUBY
+      end
+
+      it { is_expected.to be_present }
+    end
+
+    context "when source contains ::I18n.t calls" do
+      let(:source) do
+        <<~RUBY
+          ::I18n.t("foo")
+        RUBY
+      end
+
+      it { is_expected.to be_present }
+    end
+  end
+end