diff --git a/platformio.ini b/platformio.ini
index f43f40a0..1b43cf4f 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -26,7 +26,7 @@ description = Paxcounter is a proof-of-concept ESP32 device for metering passeng
 
 [common]
 ; for release_version use max. 10 chars total, use any decimal format like "a.b.c"
-release_version = 1.5.14
+release_version = 1.5.16
 ; DEBUG LEVEL: For production run set to 0, otherwise device will leak RAM while running!
 ; 0=None, 1=Error, 2=Warn, 3=Info, 4=Debug, 5=Verbose
 debug_level = 0
@@ -35,8 +35,7 @@ upload_protocol = esptool
 ;upload_protocol = custom
 extra_scripts = pre:build.py
 keyfile = ota.conf
-;platform_espressif32 = espressif32@1.3.0
-platform_espressif32 = https://github.com/platformio/platform-espressif32.git#d4c38ab
+platform_espressif32 = espressif32@1.4.0
 board_build.partitions = min_spiffs.csv
 monitor_speed = 115200
 lib_deps_all =