diff --git a/library.json b/library.json
index bd42b5969..2927c2f6d 100644
--- a/library.json
+++ b/library.json
@@ -1,6 +1,6 @@
 {
     "name": "RadioLib",
-    "version": "6.4.1",
+    "version": "6.4.2",
     "description": "Universal wireless communication library. User-friendly library for sub-GHz radio modules (SX1278, RF69, CC1101, SX1268, and many others), as well as ham radio digital modes (RTTY, SSTV, AX.25 etc.) and other protocols (Pagers, LoRaWAN).",
     "keywords": "radio, communication, morse, cc1101, aprs, sx1276, sx1278, sx1272, rtty, ax25, afsk, nrf24, rfm96, sx1231, rfm96, rfm98, sstv, sx1278, sx1272, sx1276, sx1280, sx1281, sx1282, sx1261, sx1262, sx1268, si4432, rfm22, llcc68, pager, pocsag, lorawan",
     "homepage": "https://github.com/jgromes/RadioLib",
diff --git a/library.properties b/library.properties
index 4bf1b255a..9fd734b10 100644
--- a/library.properties
+++ b/library.properties
@@ -1,5 +1,5 @@
 name=RadioLib
-version=6.4.1
+version=6.4.2
 author=Jan Gromes <gromes.jan@gmail.com>
 maintainer=Jan Gromes <gromes.jan@gmail.com>
 sentence=Universal wireless communication library
diff --git a/src/BuildOpt.h b/src/BuildOpt.h
index b12c05760..4609a1da4 100644
--- a/src/BuildOpt.h
+++ b/src/BuildOpt.h
@@ -529,7 +529,7 @@
 // version definitions
 #define RADIOLIB_VERSION_MAJOR  6
 #define RADIOLIB_VERSION_MINOR  4
-#define RADIOLIB_VERSION_PATCH  1
+#define RADIOLIB_VERSION_PATCH  2
 #define RADIOLIB_VERSION_EXTRA  0
 
 #define RADIOLIB_VERSION (((RADIOLIB_VERSION_MAJOR) << 24) | ((RADIOLIB_VERSION_MINOR) << 16) | ((RADIOLIB_VERSION_PATCH) << 8) | (RADIOLIB_VERSION_EXTRA))