diff --git a/build_pico_hsm.sh b/build_pico_hsm.sh
index 0651e60..3f20788 100755
--- a/build_pico_hsm.sh
+++ b/build_pico_hsm.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 VERSION_MAJOR="2"
-VERSION_MINOR="4"
+VERSION_MINOR="6"
 
 rm -rf release/*
 cd build_release
diff --git a/src/hsm/version.h b/src/hsm/version.h
index ba73c18..5e0421a 100644
--- a/src/hsm/version.h
+++ b/src/hsm/version.h
@@ -18,7 +18,7 @@
 #ifndef __VERSION_H_
 #define __VERSION_H_
 
-#define HSM_VERSION 0x0204
+#define HSM_VERSION 0x0206
 
 #define HSM_VERSION_MAJOR ((HSM_VERSION >> 8) & 0xff)
 #define HSM_VERSION_MINOR (HSM_VERSION & 0xff)