diff --git a/po/zh_CN.po b/po/zh_CN.po
index 2b5d236..e158e26 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -76,7 +76,7 @@ msgstr "内存分配错误"
 
 #: src/error.c:37
 msgid "The password is the same as the old one"
-msgstr "和旧密码相同"
+msgstr "与旧密码相同"
 
 #: src/error.c:39
 msgid "The password is a palindrome"
diff --git a/src/pwqprivate.h b/src/pwqprivate.h
index 600dd3b..66a2c92 100644
--- a/src/pwqprivate.h
+++ b/src/pwqprivate.h
@@ -43,14 +43,14 @@ struct setting_mapping {
 };
 
 #define PWQ_DEFAULT_DIFF_OK      0
-#define PWQ_DEFAULT_MIN_LENGTH   6
+#define PWQ_DEFAULT_MIN_LENGTH   8
 #define PWQ_DEFAULT_DIG_CREDIT   0
 #define PWQ_DEFAULT_UP_CREDIT    0
 #define PWQ_DEFAULT_LOW_CREDIT   0
 #define PWQ_DEFAULT_OTH_CREDIT   0
 #define PWQ_DEFAULT_MIN_CLASS    2
-#define PWQ_DEFAULT_DICT_CHECK   0
-#define PWQ_DEFAULT_USER_CHECK   0
+#define PWQ_DEFAULT_DICT_CHECK   1
+#define PWQ_DEFAULT_USER_CHECK   1
 #define PWQ_DEFAULT_ENFORCING    1
 #define PWQ_DEFAULT_RETRY_TIMES  1
 #define PWQ_DEFAULT_ENFORCE_ROOT 1
@@ -62,7 +62,7 @@ struct setting_mapping {
 #define PWQ_TYPE_STR             2
 #define PWQ_TYPE_SET             3
 
-#define PWQ_BASE_MIN_LENGTH      6 /* used when lower than this value of min len is set */
+#define PWQ_BASE_MIN_LENGTH      1 /* used when lower than this value of min len is set */
 #define PWQ_NUM_CLASSES          4
 #define PWQ_NUM_GENERATION_TRIES 3 /* how many times to try to generate the random password if it fails the check */
 #define PWQ_MIN_WORD_LENGTH      4
diff --git a/src/pwquality.conf b/src/pwquality.conf
index c7de8b9..e538040 100644
--- a/src/pwquality.conf
+++ b/src/pwquality.conf
@@ -7,8 +7,7 @@
 #
 # Minimum acceptable size for the new password (plus one if
 # credits are not disabled which is the default). (See pam_cracklib manual.)
-# Cannot be set to lower value than 6.
-# minlen = 6
+# minlen = 8
 #
 # The maximum credit for having digits in the new password. If less than 0
 # it is the minimum number of digits in the new password.
@@ -76,9 +75,9 @@
 #
 # Whether to check the new password is a palindrome or not
 # Enabled if the option is present
-# palindrome
+palindrome
 #
 # Whether to check the new password is simliar with old one
 # Check include only case changes and rotated
 # Disabled if the option is present
-# no_similar_check
\ No newline at end of file
+# no_similar_check