diff --git a/platformio.ini b/platformio.ini
index 9bd1d6da..18caaddc 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -34,16 +34,16 @@ halfile = generic.h
 
 [platformio]
 ; upload firmware to board with usb cable
-;default_envs = usb
+default_envs = usb
 ; upload firmware to a jfrog bintray repository
 ;default_envs = ota
 ; use latest versions of libraries
-default_envs = dev
+;default_envs = dev
 description = Paxcounter is a device for metering passenger flows in realtime. It counts how many mobile devices are around.
 
 [common]
 ; for release_version use max. 10 chars total, use any decimal format like "a.b.c"
-release_version = 1.8.1
+release_version = 1.8.11
 ; 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 = 3