diff --git a/platformio.ini b/platformio.ini
index 886453b..1936f61 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -19,7 +19,8 @@ lib_deps =
 	;lennarthennigs/ESP Telnet@^2.1.2
 	https://github.com/Laxilef/ESPTelnet/archive/refs/heads/master.zip
 	gyverlibs/EEManager@^2.0
-	gyverlibs/GyverPID@^3.3
+	;gyverlibs/GyverPID@^3.3
+	https://github.com/Laxilef/GyverPID/archive/refs/heads/feat_change_dt_type.zip
 	gyverlibs/GyverBlinker@^1.0
 	milesburton/DallasTemperature@^3.11.0
 	laxilef/TinyLogger@^1.0.9
@@ -33,7 +34,7 @@ build_flags =
 	-D USE_TELNET=1
 upload_speed = 921600
 monitor_speed = 115200
-version = 1.4.0-rc.3
+version = 1.4.0-rc.4
 
 ; Defaults
 [esp8266_defaults]
diff --git a/src/defines.h b/src/defines.h
index ad12793..0a63246 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -1,5 +1,5 @@
 #define PROJECT_NAME                "OpenTherm Gateway"
-#define PROJECT_VERSION             "1.4.0-rc.3"
+#define PROJECT_VERSION             "1.4.0-rc.4"
 #define PROJECT_REPO                "https://github.com/Laxilef/OTGateway"
 #define AP_SSID                     "OpenTherm Gateway"
 #define AP_PASSWORD                 "otgateway123456"