diff --git a/example/platformio.ini b/example/platformio.ini
index de571ff..3fb3c45 100644
--- a/example/platformio.ini
+++ b/example/platformio.ini
@@ -36,7 +36,7 @@ html_files =
 	html/index.html
 	html/app.js.gz
 	html/app.css.gz
-	html/favicon.ico
+	html/favicon.ico.gz
 
 [env:esplib8266-debug]
 platform = espressif8266 @ 4.2.1
diff --git a/src/basewebserver.cpp b/src/basewebserver.cpp
index 12bd56f..37b835b 100644
--- a/src/basewebserver.cpp
+++ b/src/basewebserver.cpp
@@ -40,7 +40,7 @@ SOFTWARE.
 INCBIN(IndexHtml, "html/index.html");
 INCBIN(AppJs, "html/app.js.gz");
 INCBIN(AppCss, "html/app.css.gz");
-INCBIN(Favicon, "html/favicon.ico");
+INCBIN(FaviconIco, "html/favicon.ico.gz");
 #endif
 
 BaseWebServer::BaseWebServer(WebConfig *config, int dynamicJsonSize) {
diff --git a/src/basewebserver.hpp b/src/basewebserver.hpp
index 85ef424..e5ad6bc 100644
--- a/src/basewebserver.hpp
+++ b/src/basewebserver.hpp
@@ -52,7 +52,7 @@ SOFTWARE.
 INCBIN_EXTERN(IndexHtml);
 INCBIN_EXTERN(AppJs);
 INCBIN_EXTERN(AppCss);
-INCBIN_EXTERN(Favicon);
+INCBIN_EXTERN(FaviconIco);
 #else
 extern const uint8_t indexHtmlStart[] asm("_binary_html_index_html_start");
 extern const uint8_t indexHtmlEnd[] asm("_binary_html_index_html_end");
@@ -60,8 +60,8 @@ extern const uint8_t appJsStart[] asm("_binary_html_app_js_gz_start");
 extern const uint8_t appJsEnd[] asm("_binary_html_app_js_gz_end");
 extern const uint8_t appCssStart[] asm("_binary_html_app_css_gz_start");
 extern const uint8_t appCssEnd[] asm("_binary_html_app_css_gz_end");
-extern const uint8_t faviconStart[] asm("_binary_html_favicon_ico_start");
-extern const uint8_t faviconEnd[] asm("_binary_html_favicon_ico_end");
+extern const uint8_t faviconIcoStart[] asm("_binary_html_favicon_ico_gz_start");
+extern const uint8_t faviconIcoEnd[] asm("_binary_html_favicon_ico_gz_end");
 #endif
 
 class BaseWebServer {
@@ -117,7 +117,8 @@ class BaseWebServer {
   void webReturnFavicon(AsyncWebServerRequest *request) {
     Log.notice(F("WEB : webServer callback for /favicon.ico (Memory)." CR));
     AsyncWebServerResponse *response = request->beginResponse_P(
-        200, "image/x-icon", (const uint8_t *)gFaviconData, gFaviconSize);
+        200, "image/x-icon", (const uint8_t *)gFaviconIcoData, gFaviconIcoSize);
+    response->addHeader("Content-Encoding", "gzip");
     request->send(response);
   }
 #else
@@ -156,9 +157,10 @@ class BaseWebServer {
   void webReturnFavicon(AsyncWebServerRequest *request) {
     Log.notice(F("WEB : webServer callback for /favicon.ico (Memory)." CR));
     AsyncWebServerResponse *response = request->beginResponse_P(
-        200, "image/x-icon", (const uint8_t *)faviconStart,
-        reinterpret_cast<uint32_t>(&faviconEnd[0]) -
-            reinterpret_cast<uint32_t>(&faviconStart[0]));
+        200, "image/x-icon", (const uint8_t *)faviconIcoStart,
+        reinterpret_cast<uint32_t>(&faviconIcoEnd[0]) -
+            reinterpret_cast<uint32_t>(&faviconIcoStart[0]));
+    request->send(response);
     request->send(response);
   }
 #endif