diff --git a/libraries/ESP8266WebServer/examples/WebServer/README.md b/libraries/ESP8266WebServer/examples/WebServer/README.md
index 2ac25c2fcd..0c7b1143da 100644
--- a/libraries/ESP8266WebServer/examples/WebServer/README.md
+++ b/libraries/ESP8266WebServer/examples/WebServer/README.md
@@ -120,7 +120,7 @@ The **serveStatic** plug in is part of the library and handles delivering files
> ```
-### Cross-Origin Ressource Sharing (CORS)
+### Cross-Origin Resource Sharing (CORS)
The `enableCORS(true)` function adds a `Access-Control-Allow-Origin: *` http-header to all responses to the client
to inform that it is allowed to call URLs and services on this server from other web sites.
diff --git a/libraries/ESP8266WebServer/examples/WebServer/WebServer.ino b/libraries/ESP8266WebServer/examples/WebServer/WebServer.ino
index 78b82d70e5..bba7669ad7 100644
--- a/libraries/ESP8266WebServer/examples/WebServer/WebServer.ino
+++ b/libraries/ESP8266WebServer/examples/WebServer/WebServer.ino
@@ -104,7 +104,7 @@ public:
// @brief check incoming request. Can handle POST for uploads and DELETE.
// @param requestMethod method of the http request line.
- // @param requestUri request ressource from the http request line.
+ // @param requestUri request resource from the http request line.
// @return true when method can be handled.
bool canHandle(HTTPMethod requestMethod, const String UNUSED &_uri) override {
return ((requestMethod == HTTP_POST) || (requestMethod == HTTP_DELETE));
diff --git a/libraries/ESP8266WebServer/examples/WebServer/builtinfiles.h b/libraries/ESP8266WebServer/examples/WebServer/builtinfiles.h
index 210b18c1a5..2daf9e3819 100644
--- a/libraries/ESP8266WebServer/examples/WebServer/builtinfiles.h
+++ b/libraries/ESP8266WebServer/examples/WebServer/builtinfiles.h
@@ -54,10 +54,10 @@ R"==(
static const char notFoundContent[] PROGMEM = R"==(
- Ressource not found
+ Resource not found
- The ressource was not found.
+ The resource was not found.
Start again
)==";