diff --git a/headers/os/translation/TranslationDefs.h b/headers/os/translation/TranslationDefs.h
index c1c4555950..843fd04a60 100644
--- a/headers/os/translation/TranslationDefs.h
+++ b/headers/os/translation/TranslationDefs.h
@@ -76,7 +76,7 @@ struct translator_data {
 	status_t (*GetConfigMessage)(BMessage *ioExtension);
 };
 
-#define B_TRANSLATION_MAKE_VER(mjr,mnr,rev) ((mjr << 8) & ((mnr << 4) & 0xf0) & (rev & 0x0f))
+#define B_TRANSLATION_MAKE_VER(mjr,mnr,rev) ((mjr << 8) | ((mnr << 4) & 0xf0) | (rev & 0x0f))
 #define B_TRANSLATION_MAJOR_VER(v) (v >> 8)
 #define B_TRANSLATION_MINOR_VER(v) ((v >> 4) & 0xf)
 #define B_TRANSLATION_REVSN_VER(v) (v & 0xf)