Fix chefstyle errors

Signed-off-by: Julien Huon <julien@huon.email>

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/chef/mixin/openssl_helper.rb b/lib/chef/mixin/openssl_helper.rb
index 28388453c5..7820635e37 100644
--- a/lib/chef/mixin/openssl_helper.rb
+++ b/lib/chef/mixin/openssl_helper.rb
@@ -408,8 +408,8 @@ class Chef
       # @param [integer] renew_before_expiry number of days before expiration
       # @return [true, false]
       def cert_need_renewall?(cert_file, renew_before_expiry)
-        raise TypeError, 'cert_file must be a String object' unless cert_file.is_a?(String)
-        raise TypeError, 'renew_before_expiry must be a Integer object' unless renew_before_expiry.is_a?(Integer)
+        raise TypeError, "cert_file must be a String object" unless cert_file.is_a?(String)
+        raise TypeError, "renew_before_expiry must be a Integer object" unless renew_before_expiry.is_a?(Integer)
 
         resp = true
         cert_content = ::File.exist?(cert_file) ? File.read(cert_file) : cert_file