diff --git a/libraries/ESP8266httpClient/examples/BasicHttpClient/BasicHttpClient.ino b/libraries/ESP8266httpClient/examples/BasicHttpClient/BasicHttpClient.ino
index 0cdceb975..15526e096 100644
--- a/libraries/ESP8266httpClient/examples/BasicHttpClient/BasicHttpClient.ino
+++ b/libraries/ESP8266httpClient/examples/BasicHttpClient/BasicHttpClient.ino
@@ -12,7 +12,7 @@
 
 #include <ESP8266httpClient.h>
 
-#define USE_SERIAL Serial1
+#define USE_SERIAL Serial
 
 ESP8266WiFiMulti WiFiMulti;
 
@@ -59,7 +59,7 @@ void loop() {
                 USE_SERIAL.println(payload);
             }
         } else {
-            USE_SERIAL.print("[HTTP] GET... faild, no connection or no HTTP server\n");
+            USE_SERIAL.print("[HTTP] GET... failed, no connection or no HTTP server\n");
         }
     }
 
diff --git a/libraries/ESP8266httpClient/examples/StreamHttpClient/StreamHttpClient.ino b/libraries/ESP8266httpClient/examples/StreamHttpClient/StreamHttpClient.ino
index 9b64dab1c..43b6d4d8b 100644
--- a/libraries/ESP8266httpClient/examples/StreamHttpClient/StreamHttpClient.ino
+++ b/libraries/ESP8266httpClient/examples/StreamHttpClient/StreamHttpClient.ino
@@ -89,7 +89,7 @@ void loop() {
 
             }
         } else {
-            USE_SERIAL.print("[HTTP] GET... faild, no connection or no HTTP server\n");
+            USE_SERIAL.print("[HTTP] GET... failed, no connection or no HTTP server\n");
         }
     }
 
diff --git a/libraries/ESP8266httpClient/examples/reuseConnection/reuseConnection.ino b/libraries/ESP8266httpClient/examples/reuseConnection/reuseConnection.ino
index 7179b1f82..4610cb972 100644
--- a/libraries/ESP8266httpClient/examples/reuseConnection/reuseConnection.ino
+++ b/libraries/ESP8266httpClient/examples/reuseConnection/reuseConnection.ino
@@ -13,7 +13,7 @@
 
 #include <ESP8266httpClient.h>
 
-#define USE_SERIAL Serial1
+#define USE_SERIAL Serial
 
 ESP8266WiFiMulti WiFiMulti;
 
@@ -54,7 +54,7 @@ void loop() {
                 http.writeToStream(&USE_SERIAL);
             }
         } else {
-            USE_SERIAL.print("[HTTP] GET... faild, no connection or no HTTP server\n");
+            USE_SERIAL.print("[HTTP] GET... failed, no connection or no HTTP server\n");
         }
     }
 
diff --git a/libraries/ESP8266httpClient/src/ESP8266httpClient.cpp b/libraries/ESP8266httpClient/src/ESP8266httpClient.cpp
index 7e3fd6fec..69becd195 100644
--- a/libraries/ESP8266httpClient/src/ESP8266httpClient.cpp
+++ b/libraries/ESP8266httpClient/src/ESP8266httpClient.cpp
@@ -99,7 +99,7 @@ void httpClient::begin(String host, uint16_t port, String url, bool https, Strin
 
 /**
  * end
- * called after the payload is handeld
+ * called after the payload is handled
  */
 void httpClient::end(void) {
     if(connected()) {
@@ -176,13 +176,13 @@ int httpClient::sendRequest(const char * type, uint8_t * payload, size_t size) {
 
     // send Header
     if(!sendHeader(type)) {
-        return HTTPC_ERROR_SEND_HEADER_FAILD;
+        return HTTPC_ERROR_SEND_HEADER_FAILED;
     }
 
     // send Payload if needed
     if(payload && size > 0) {
         if(_tcp->write(&payload[0], size) != size) {
-            return HTTPC_ERROR_SEND_PAYLOAD_FAILD;
+            return HTTPC_ERROR_SEND_PAYLOAD_FAILED;
         }
     }
 
@@ -200,7 +200,7 @@ int httpClient::getSize(void) {
 
 /**
  * deprecated Note: this is not working with https!
- * returns the stram of the tcp connection
+ * returns the stream of the tcp connection
  * @return WiFiClient
  */
 WiFiClient & httpClient::getStream(void) {
@@ -214,7 +214,7 @@ WiFiClient & httpClient::getStream(void) {
 }
 
 /**
- * returns the stram of the tcp connection
+ * returns the stream of the tcp connection
  * @return WiFiClient *
  */
 WiFiClient * httpClient::getStreamPtr(void) {
@@ -242,7 +242,7 @@ int httpClient::writeToStream(Stream * stream) {
         return HTTPC_ERROR_NOT_CONNECTED;
     }
 
-    // get lenght of document (is -1 when Server sends no Content-Length header)
+    // get length of document (is -1 when Server sends no Content-Length header)
     int len = _size;
     int bytesWritten = 0;
 
@@ -282,7 +282,7 @@ int httpClient::writeToStream(Stream * stream) {
 }
 
 /**
- * return all payload as String (may need lot of ram or trigger out of memmory!)
+ * return all payload as String (may need lot of ram or trigger out of memory!)
  * @return String
  */
 String httpClient::getString(void) {
@@ -300,8 +300,9 @@ String httpClient::getString(void) {
     return sstring;
 }
 
+
 /**
- * adds Headder to the request
+ * adds Header to the request
  * @param name
  * @param value
  * @param first
@@ -443,7 +444,7 @@ bool httpClient::sendHeader(const char * type) {
 }
 
 /**
- * reads the respone from the server
+ * reads the response from the server
  * @return int http code
  */
 int httpClient::handleHeaderResponse() {
diff --git a/libraries/ESP8266httpClient/src/ESP8266httpClient.h b/libraries/ESP8266httpClient/src/ESP8266httpClient.h
index 60a765f82..1f3d33bd5 100644
--- a/libraries/ESP8266httpClient/src/ESP8266httpClient.h
+++ b/libraries/ESP8266httpClient/src/ESP8266httpClient.h
@@ -35,8 +35,8 @@
 
 /// HTTP client errors
 #define HTTPC_ERROR_CONNECTION_REFUSED  (-1)
-#define HTTPC_ERROR_SEND_HEADER_FAILD   (-2)
-#define HTTPC_ERROR_SEND_PAYLOAD_FAILD  (-3)
+#define HTTPC_ERROR_SEND_HEADER_FAILED  (-2)
+#define HTTPC_ERROR_SEND_PAYLOAD_FAILED (-3)
 #define HTTPC_ERROR_NOT_CONNECTED       (-4)
 #define HTTPC_ERROR_CONNECTION_LOST     (-5)
 #define HTTPC_ERROR_NO_STREAM           (-6)