diff --git a/target/linux/atheros/files/include/asm-mips/mach-atheros/cpu-feature-overrides.h b/target/linux/atheros/files/include/asm-mips/mach-atheros/cpu-feature-overrides.h
index e203b5fb88..97f904b5f2 100644
--- a/target/linux/atheros/files/include/asm-mips/mach-atheros/cpu-feature-overrides.h
+++ b/target/linux/atheros/files/include/asm-mips/mach-atheros/cpu-feature-overrides.h
@@ -60,7 +60,7 @@
 
 #define cpu_has_mips32r1		1
 
-#if !defined(CONFIG_ATHEROS_5312)
+#if !defined(CONFIG_ATHEROS_AR5312)
 #  define cpu_has_mips32r2		1
 #endif