diff --git a/CHANGELOG.md b/CHANGELOG.md
index ea926a6..454e16f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## HEAD (unreleased)
 
+- Support checking multiple files from the CLI at once (https://github.com/zombocom/dead_end/pull/110)
 - Update links on readme and code of conduct (https://github.com/zombocom/dead_end/pull/107)
 
 ## 3.0.1
diff --git a/lib/dead_end/cli.rb b/lib/dead_end/cli.rb
index 6ea3aba..58c9363 100644
--- a/lib/dead_end/cli.rb
+++ b/lib/dead_end/cli.rb
@@ -40,34 +40,36 @@ def call
         return if options[:exit]
       end
 
-      file_name = @argv.first
-      if file_name.nil?
+      if @argv.empty?
         @io.puts "No file given"
         @exit_obj.exit(1)
         return
       end
 
-      file = Pathname(file_name)
-      if !file.exist?
-        @io.puts "file not found: #{file.expand_path} "
-        @exit_obj.exit(1)
-        return
-      end
+      display_array = []
+      while (file_name = @argv.pop)
+        file = Pathname(file_name)
+        if !file.exist?
+          @io.puts "file not found: #{file.expand_path} "
+          @exit_obj.exit(1)
+          return
+        end
 
-      @io.puts "Record dir: #{options[:record_dir]}" if options[:record_dir]
+        @io.puts "Record dir: #{options[:record_dir]}" if options[:record_dir]
 
-      display = DeadEnd.call(
-        io: @io,
-        source: file.read,
-        filename: file.expand_path,
-        terminal: options.fetch(:terminal, DeadEnd::DEFAULT_VALUE),
-        record_dir: options[:record_dir]
-      )
+        display_array << DeadEnd.call(
+          io: @io,
+          source: file.read,
+          filename: file.expand_path,
+          terminal: options.fetch(:terminal, DeadEnd::DEFAULT_VALUE),
+          record_dir: options[:record_dir]
+        )
+      end
 
-      if display.document_ok?
-        @exit_obj.exit(0)
-      else
+      if display_array.empty? || display_array.detect { |d| !d.document_ok? }
         @exit_obj.exit(1)
+      else
+        @exit_obj.exit(0)
       end
     end
 
diff --git a/spec/unit/cli_spec.rb b/spec/unit/cli_spec.rb
index 8925eb4..a25fa15 100644
--- a/spec/unit/cli_spec.rb
+++ b/spec/unit/cli_spec.rb
@@ -42,6 +42,29 @@ def called?
       end
     end
 
+    it "works on multiple files" do
+      Dir.mktmpdir do |dir|
+        dir = Pathname(dir)
+        file_one = dir.join("script_one.rb")
+        file_one.write("puts 'lol'")
+
+        file_two = dir.join("script_two.rb")
+        file_two.write("puts 'lol'")
+
+        io = StringIO.new
+        exit_obj = FakeExit.new
+        Cli.new(
+          io: io,
+          argv: [file_one.to_s, file_two.to_s],
+          exit_obj: exit_obj
+        ).call
+
+        expect(exit_obj.called?).to be_truthy
+        expect(exit_obj.value).to eq(0)
+        expect(io.string.strip).to eq("Syntax OK\nSyntax OK")
+      end
+    end
+
     it "parses invalid code" do
       file = fixtures_dir.join("this_project_extra_def.rb.txt")
 
@@ -52,7 +75,6 @@ def called?
         argv: [file.to_s],
         exit_obj: exit_obj
       ).call
-
       out = io.string
       debug_display(out)