diff --git a/platformio.ini b/platformio.ini
index 75d4ce7d..73545805 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -59,7 +59,7 @@ build_flags =
     ${override.build_flags}
     -D HASP_VERSION_MAJOR=0
     -D HASP_VERSION_MINOR=3
-    -D HASP_VERSION_REVISION=0
+    -D HASP_VERSION_REVISION=1
 
 ; -- Shared library dependencies in all environments
 ; Warning : don't put comments after github links => causes infinite download loop