diff --git a/src/CHANGES.md b/src/CHANGES.md
index 7ee05094..089e37b5 100644
--- a/src/CHANGES.md
+++ b/src/CHANGES.md
@@ -1,5 +1,8 @@
 # Changelog
 
+## 0.5.55
+* fixed static IP save
+
 ## 0.5.54
 * changed sunrise / sunset calculation, angle is now `-3.5` instead of original `-0.83`
 * improved scheduler (removed -1 from `reload`) #483
diff --git a/src/defines.h b/src/defines.h
index cde85689..63456ab4 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -13,7 +13,7 @@
 //-------------------------------------
 #define VERSION_MAJOR       0
 #define VERSION_MINOR       5
-#define VERSION_PATCH       54
+#define VERSION_PATCH       55
 
 //-------------------------------------
 typedef struct {
diff --git a/src/utils/helper.cpp b/src/utils/helper.cpp
index bc027bae..6854a7e8 100644
--- a/src/utils/helper.cpp
+++ b/src/utils/helper.cpp
@@ -7,16 +7,16 @@
 
 namespace ah {
     void ip2Arr(uint8_t ip[], const char *ipStr) {
+        char tmp[16];
         memset(ip, 0, 4);
-        char *tmp = new char[strlen(ipStr)+1];
-        snprintf(tmp, strlen(ipStr), ipStr);
+        memset(tmp, 0, 16);
+        snprintf(tmp, 16, ipStr);
         char *p = strtok(tmp, ".");
         uint8_t i = 0;
         while(NULL != p) {
             ip[i++] = atoi(p);
             p = strtok(NULL, ".");
         }
-        delete[] tmp;
     }
 
     // note: char *str needs to be at least 16 bytes long
diff --git a/src/web/html/serial.html b/src/web/html/serial.html
index 2064da38..ea57f73f 100644
--- a/src/web/html/serial.html
+++ b/src/web/html/serial.html
@@ -56,7 +56,6 @@
                         <input type="button" value="Restart" class="btn" id="restart"/>
                         <input type="button" value="Turn Off" class="btn" id="power_off"/>
                         <input type="button" value="Turn On" class="btn" id="power_on"/>
-                        <input type="button" value="Alarm Info" class="btn" id="alarminfo"/>
                     </div>
                     <br/>
                     <p>Ctrl result: <span id="result">n/a</span></p>
@@ -186,14 +185,6 @@
                 getAjax("/api/ctrl", ctrlCb, "POST", JSON.stringify(obj));
             });
 
-            document.getElementById("alarminfo").addEventListener("click", function() {
-                var obj = new Object();
-                obj.id = get_selected_iv();
-                obj.cmd = "dev";
-                obj.val = 0x11;
-                getAjax("/api/ctrl", ctrlCb, "POST", JSON.stringify(obj));
-            });
-
             document.getElementById("sendpwrlim").addEventListener("click", function() {
                 var val = parseInt(document.getElementsByName('pwrlimval')[0].value);
                 var cmd = document.getElementsByName('pwrlimctrl')[0].value;