diff --git a/examples/Credential/Credential.ino b/examples/Credential/Credential.ino
index 4759c87..ed1e0bc 100644
--- a/examples/Credential/Credential.ino
+++ b/examples/Credential/Credential.ino
@@ -103,7 +103,7 @@ PageBuilder delPage("/del", { elmDel });
 // with the <li> tag.
 String viewCredential(PageArgument& args) {
   AutoConnectCredential  ac(CREDENTIAL_OFFSET);
-  struct station_config  entry;
+  station_config_t  entry;
   String content = "";
   uint8_t  count = ac.entries();          // Get number of entries.
 
diff --git a/examples/CreditMigrate/CreditMigrate.ino b/examples/CreditMigrate/CreditMigrate.ino
index 214c87f..118dc8f 100644
--- a/examples/CreditMigrate/CreditMigrate.ino
+++ b/examples/CreditMigrate/CreditMigrate.ino
@@ -75,7 +75,7 @@ void convert(const uint8_t* eeprom, const size_t size) {
         break;
 
       // Obtain each entry and store to Preferences
-      struct station_config config;
+      station_config_t  config;
       Serial.printf("[%d] ", ec);
       uint8_t ei = 0;
       do {
@@ -91,6 +91,17 @@ void convert(const uint8_t* eeprom, const size_t size) {
         config.bssid[ei] = *dp++;
         Serial.printf(":%02x", config.bssid[ei]);
       }
+      config.dhcp = *dp++;
+      if (config.dhcp == STA_STATIC) {
+        for (uint8_t e = 0; e < sizeof(station_config_t::_config::addr) / sizeof(uint32_t); e++) {
+          uint32_t* ip = &config.config.addr[e];
+          *ip = 0;
+          for (uint8_t b = 0; b < sizeof(uint32_t); b++) {
+            *ip <<= 8;
+            *ip += *dp++;
+          }
+        }
+      }
       bool rc = credential.save(&config);
       Serial.println(rc ? " transferred" : " failed to save Preferences");
     }
diff --git a/src/AutoConnectCredential.h b/src/AutoConnectCredential.h
index de75003..1a22fc9 100644
--- a/src/AutoConnectCredential.h
+++ b/src/AutoConnectCredential.h
@@ -53,7 +53,7 @@ extern "C" {
 #endif
 
 typedef enum {
-  STA_DHCP,
+  STA_DHCP = 0,
   STA_STATIC
 } station_config_dhcp;
 
@@ -61,7 +61,7 @@ typedef struct {
   uint8_t ssid[32];
   uint8_t password[64];
   uint8_t bssid[6];
-  uint8_t dhcp;   /**< 1:DHCP, 2:Static IP */
+  uint8_t dhcp;   /**< 0:DHCP, 1:Static IP */
   union _config {
     uint32_t  addr[5];
     struct _sta {