diff --git a/radio/src/CoOS/OsConfig.h b/radio/src/CoOS/OsConfig.h
index caebf1ad3..7c1876d37 100644
--- a/radio/src/CoOS/OsConfig.h
+++ b/radio/src/CoOS/OsConfig.h
@@ -71,7 +71,7 @@ System frequency (Hz).
 */    
 #if defined(PCBTARANIS) && defined(REV9E)
 #define CFG_CPU_FREQ            (168000000)
-#elif defined(PCBTARANIS) && defined(REV9E)
+#elif defined(PCBTARANIS)
 #define CFG_CPU_FREQ            (120000000)
 #else
 #define CFG_CPU_FREQ            (36000000)  // TODO check if really correct for sky9x?