diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index a263fb7..5e1b08b 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -417,7 +417,7 @@
 	case PRID_IMP_R10000:
 		c->cputype = CPU_R10000;
 		c->isa_level = MIPS_CPU_ISA_IV;
-		c->options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
+		c->options = MIPS_CPU_TLB | MIPS_CPU_4K_CACHE | MIPS_CPU_4KEX |
 		             MIPS_CPU_FPU | MIPS_CPU_32FPR |
 			     MIPS_CPU_COUNTER | MIPS_CPU_WATCH |
 		             MIPS_CPU_LLSC;
@@ -426,7 +426,7 @@
 	case PRID_IMP_R12000:
 		c->cputype = CPU_R12000;
 		c->isa_level = MIPS_CPU_ISA_IV;
-		c->options = MIPS_CPU_TLB | MIPS_CPU_4KEX |
+		c->options = MIPS_CPU_TLB | MIPS_CPU_4K_CACHE | MIPS_CPU_4KEX |
 		             MIPS_CPU_FPU | MIPS_CPU_32FPR |
 			     MIPS_CPU_COUNTER | MIPS_CPU_WATCH |
 		             MIPS_CPU_LLSC;