diff --git a/miosix/util/version.cpp b/miosix/util/version.cpp
index 80fdbaa91ce265c21af64bff0128fe118bd69cc3..8c3ed8cd239d25c5e34a7a9058797c4de8aaa4d4 100644
--- a/miosix/util/version.cpp
+++ b/miosix/util/version.cpp
@@ -53,7 +53,7 @@ namespace miosix {
 #define AU
 #endif
 
-const char AU ver[]="Miosix v3.0devel1 (" _MIOSIX_BOARDNAME ", " __DATE__ " " __TIME__ CV ")";
+const char AU ver[]="Miosix v2.5 (" _MIOSIX_BOARDNAME ", " __DATE__ " " __TIME__ CV ")";
 
 const char *getMiosixVersion()
 {