diff --git a/qiniu/conf.c b/qiniu/conf.c
index 0b139805..66427123 100644
--- a/qiniu/conf.c
+++ b/qiniu/conf.c
@@ -49,13 +49,13 @@ void Qiniu_Use_Zone_Huabei(Qiniu_Bool useHttps) {
     if (useHttps == Qiniu_True) {
         QINIU_RS_HOST = "https://rs-z1.qbox.me";
         QINIU_RSF_HOST = "https://rsf-z1.qbox.me";
-        QINIU_API_HOST = "https://api-z1.qiniu.com";
+        QINIU_API_HOST = "https://api.qiniu.com";
         QINIU_UP_HOST = "https://up-z1.qiniup.com";
         QINIU_IOVIP_HOST = "https://iovip-z1.qbox.me";
     } else {
         QINIU_RS_HOST = "http://rs-z1.qiniu.com";
         QINIU_RSF_HOST = "http://rsf-z1.qiniu.com";
-        QINIU_API_HOST = "http://api-z1.qiniu.com";
+        QINIU_API_HOST = "http://api.qiniu.com";
         QINIU_UP_HOST = "http://upload-z1.qiniup.com";
         QINIU_IOVIP_HOST = "http://iovip-z1.qbox.me";
     }
@@ -66,13 +66,13 @@ void Qiniu_Use_Zone_Huanan(Qiniu_Bool useHttps) {
     if (useHttps == Qiniu_True) {
         QINIU_RS_HOST = "https://rs-z2.qbox.me";
         QINIU_RSF_HOST = "https://rsf-z2.qbox.me";
-        QINIU_API_HOST = "https://api-z2.qiniu.com";
+        QINIU_API_HOST = "https://api.qiniu.com";
         QINIU_UP_HOST = "https://up-z2.qiniup.com";
         QINIU_IOVIP_HOST = "https://iovip-z2.qbox.me";
     } else {
         QINIU_RS_HOST = "http://rs-z2.qiniu.com";
         QINIU_RSF_HOST = "http://rsf-z2.qiniu.com";
-        QINIU_API_HOST = "http://api-z2.qiniu.com";
+        QINIU_API_HOST = "http://api.qiniu.com";
         QINIU_UP_HOST = "http://upload-z2.qiniup.com";
         QINIU_IOVIP_HOST = "http://iovip-z2.qbox.me";
     }
@@ -83,13 +83,13 @@ QINIU_DLLAPI extern void Qiniu_Use_Zone_Beimei(Qiniu_Bool useHttps) {
     if (useHttps == Qiniu_True) {
         QINIU_RS_HOST = "https://rs-na0.qbox.me";
         QINIU_RSF_HOST = "https://rsf-na0.qbox.me";
-        QINIU_API_HOST = "https://api-na0.qiniu.com";
+        QINIU_API_HOST = "https://api.qiniu.com";
         QINIU_UP_HOST = "https://up-na0.qiniup.com";
         QINIU_IOVIP_HOST = "https://iovip-na0.qbox.me";
     } else {
         QINIU_RS_HOST = "http://rs-na0.qiniu.com";
         QINIU_RSF_HOST = "http://rsf-na0.qiniu.com";
-        QINIU_API_HOST = "http://api-na0.qiniu.com";
+        QINIU_API_HOST = "http://api.qiniu.com";
         QINIU_UP_HOST = "http://upload-na0.qiniup.com";
         QINIU_IOVIP_HOST = "http://iovip-na0.qbox.me";
     }
@@ -100,13 +100,13 @@ QINIU_DLLAPI extern void Qiniu_Use_Zone_Dongnanya(Qiniu_Bool useHttps) {
     if (useHttps == Qiniu_True) {
         QINIU_RS_HOST = "https://rs-as0.qbox.me";
         QINIU_RSF_HOST = "https://rsf-as0.qbox.me";
-        QINIU_API_HOST = "https://api-as0.qiniu.com";
+        QINIU_API_HOST = "https://api.qiniu.com";
         QINIU_UP_HOST = "https://up-as0.qiniup.com";
         QINIU_IOVIP_HOST = "https://iovip-as0.qbox.me";
     } else {
         QINIU_RS_HOST = "http://rs-as0.qiniu.com";
         QINIU_RSF_HOST = "http://rsf-as0.qiniu.com";
-        QINIU_API_HOST = "http://api-as0.qiniu.com";
+        QINIU_API_HOST = "http://api.qiniu.com";
         QINIU_UP_HOST = "http://upload-as0.qiniup.com";
         QINIU_IOVIP_HOST = "http://iovip-as0.qbox.me";
     }