diff --git a/server/model/monitor.js b/server/model/monitor.js
index 3be8267c9..0ddfa924c 100644
--- a/server/model/monitor.js
+++ b/server/model/monitor.js
@@ -1314,7 +1314,7 @@ class Monitor extends BeanModel {
     /**
      * Send a notification about a monitor
      * @param {boolean} isFirstBeat Is this beat the first of this monitor?
-     * @param {Monitor} monitor The monitor to send a notificaton about
+     * @param {Monitor} monitor The monitor to send a notification about
      * @param {Bean} bean Status information about monitor
      * @returns {void}
      */
diff --git a/server/notification-providers/promosms.js b/server/notification-providers/promosms.js
index 05334e902..36b7ecb33 100644
--- a/server/notification-providers/promosms.js
+++ b/server/notification-providers/promosms.js
@@ -15,7 +15,7 @@ class PromoSMS extends NotificationProvider {
             notification.promosmsAllowLongSMS = false;
         }
 
-        //TODO: Add option for enabling special characters. It will decrese message max length from 160 to 70 chars.
+        //TODO: Add option for enabling special characters. It will decrease message max length from 160 to 70 chars.
         //Lets remove non ascii char
         let cleanMsg = msg.replace(/[^\x00-\x7F]/g, "");
 
diff --git a/server/socket-handlers/api-key-socket-handler.js b/server/socket-handlers/api-key-socket-handler.js
index d88151294..d49ac086b 100644
--- a/server/socket-handlers/api-key-socket-handler.js
+++ b/server/socket-handlers/api-key-socket-handler.js
@@ -27,7 +27,7 @@ module.exports.apiKeySocketHandler = (socket) => {
             log.debug("apikeys", "Added API Key");
             log.debug("apikeys", key);
 
-            // Append key ID and prefix to start of key seperated by _, used to get
+            // Append key ID and prefix to start of key separated by _, used to get
             // correct hash when validating key.
             let formattedKey = "uk" + bean.id + "_" + clearKey;
             await sendAPIKeyList(socket);
diff --git a/server/uptime-calculator.js b/server/uptime-calculator.js
index 71d1d458c..48f7d80ae 100644
--- a/server/uptime-calculator.js
+++ b/server/uptime-calculator.js
@@ -582,7 +582,7 @@ class UptimeCalculator {
         let totalPing = 0;
         let endTimestamp;
 
-        // Get the eariest timestamp of the required period based on the type
+        // Get the earliest timestamp of the required period based on the type
         switch (type) {
             case "day":
                 endTimestamp = key - 86400 * (num - 1);
@@ -710,7 +710,7 @@ class UptimeCalculator {
 
         let endTimestamp;
 
-        // Get the eariest timestamp of the required period based on the type
+        // Get the earliest timestamp of the required period based on the type
         switch (type) {
             case "day":
                 endTimestamp = key - 86400 * (num - 1);