diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index b675b7ea8..ed9e8a6fa 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -6,7 +6,7 @@
   - [ ] The pull request is done against the latest development branch
   - [ ] Only relevant files were touched
   - [ ] Only one feature/fix was added per PR and the code change compiles without warnings
-  - [ ] The code change is tested and works with Tasmota core ESP8266 V.2.7.7
+  - [ ] The code change is tested and works with Tasmota core ESP8266 V.2.7.8
   - [ ] The code change is tested and works with Tasmota core ESP32 V.3.0.5
   - [ ] I accept the [CLA](https://github.com/arendst/Tasmota/blob/development/CONTRIBUTING.md#contributor-license-agreement-cla).
 
diff --git a/platformio.ini b/platformio.ini
index e818af5ba..1d1c9c0bf 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -134,7 +134,7 @@ lib_ignore                  =
 
 [core]
 ; *** Esp8266 Tasmota modified Arduino core based on core 2.7.4. Added Backport for PWM selection
-platform                    = https://github.com/tasmota/platform-espressif8266/releases/download/2024.06.00/platform-espressif8266.zip
+platform                    = https://github.com/tasmota/platform-espressif8266/releases/download/2024.09.00/platform-espressif8266.zip
 platform_packages           =
 build_unflags               = ${esp_defaults.build_unflags}
 build_flags                 = ${esp82xx_defaults.build_flags}