diff --git a/cm_backtrace/cmb_def.h b/cm_backtrace/cmb_def.h
index 42f6298..b7c8b58 100644
--- a/cm_backtrace/cmb_def.h
+++ b/cm_backtrace/cmb_def.h
@@ -34,7 +34,7 @@
 #include <stdlib.h>
 
 /* library software version number */
-#define CMB_SW_VERSION                "1.4.0"
+#define CMB_SW_VERSION                "1.4.1"
 
 #define CMB_CPU_ARM_CORTEX_M0             0
 #define CMB_CPU_ARM_CORTEX_M3             1