diff --git a/config/config_test.go b/config/config_test.go
index 81831bea3..224d3e721 100644
--- a/config/config_test.go
+++ b/config/config_test.go
@@ -58,7 +58,7 @@ func TestFileNotFound(t *testing.T) {
 func TestInvalidFields(t *testing.T) {
 	var assert = assert.New(t)
 	_, err := Load("testdata/invalid_config.yml")
-	assert.EqualError(err, "unknown fields in the config file: invalid_root, archive.invalid_archive, archive.format_overrides[0].invalid_archive_fmtoverrides, brew.invalid_brew, brew.github.invalid_brew_github, builds[0].invalid_builds, builds[0].hooks.invalid_builds_hooks, builds[0].ignored_builds[0].invalid_builds_ignore, fpm.invalid_fpm, release.invalid_release, release.github.invalid_release_github, build.invalid_build, builds.hooks.invalid_build_hook, builds.ignored_builds[0].invalid_build_ignore, snapshot.invalid_snapshot")
+	assert.EqualError(err, "unknown fields in the config file: invalid_root, archive.invalid_archive, archive.format_overrides[0].invalid_archive_fmtoverrides, brew.invalid_brew, brew.github.invalid_brew_github, builds[0].invalid_builds, builds[0].hooks.invalid_builds_hooks, builds[0].ignored_builds[0].invalid_builds_ignore, fpm.invalid_fpm, release.invalid_release, release.github.invalid_release_github, build.invalid_build, builds.hooks.invalid_build_hook, builds.ignored_builds[0].invalid_build_ignore, snapshot.invalid_snapshot, docker[0].invalid_docker")
 }
 
 func TestInvalidYaml(t *testing.T) {
diff --git a/config/testdata/invalid_config.yml b/config/testdata/invalid_config.yml
index c8b0223bb..a8c96ca3c 100644
--- a/config/testdata/invalid_config.yml
+++ b/config/testdata/invalid_config.yml
@@ -27,4 +27,5 @@ fpm:
   invalid_fpm: 1
 snapshot:
   invalid_snapshot: 1
-
+dockers:
+  - invalid_docker: 1