diff --git a/ext/openssl/ossl_cipher.c b/ext/openssl/ossl_cipher.c
index 03e89fe420..832cce9953 100644
--- a/ext/openssl/ossl_cipher.c
+++ b/ext/openssl/ossl_cipher.c
@@ -639,7 +639,7 @@ ossl_cipher_is_authenticated(VALUE self)
     nid = EVP_CIPHER_CTX_nid(ctx);
 
     if (ossl_is_gcm(nid)) {
-	return Qtrue;	
+	return Qtrue;
     } else {
 	return Qfalse;
     }
diff --git a/test/openssl/test_cipher.rb b/test/openssl/test_cipher.rb
index 64c89be8b1..15cfb7b302 100644
--- a/test/openssl/test_cipher.rb
+++ b/test/openssl/test_cipher.rb
@@ -14,7 +14,7 @@ class OpenSSL::TestCipher < Test::Unit::TestCase
         ciphers.include?(name)
       end
       has_cipher?(name)
-    end 
+    end
 
     def has_ciphers?(list)
       list.all? { |name| has_cipher?(name) }