diff --git a/arch/mips/lib/memcpy.S b/arch/mips/lib/memcpy.S
index 3114a2ed1f4e54f797233f48d8793ba4ebfca21c..03e3304d6ae58b23b238652cd9cf796018d0355b 100644
--- a/arch/mips/lib/memcpy.S
+++ b/arch/mips/lib/memcpy.S
@@ -28,6 +28,9 @@
 #ifdef CONFIG_MIPS_MALTA
 #undef CONFIG_CPU_HAS_PREFETCH
 #endif
+#ifdef CONFIG_CPU_MIPSR6
+#undef CONFIG_CPU_HAS_PREFETCH
+#endif
 
 #include <asm/asm.h>
 #include <asm/asm-offsets.h>