diff --git a/qemu/target/mips/translate.c b/qemu/target/mips/translate.c
index f4535fcf..06144d90 100644
--- a/qemu/target/mips/translate.c
+++ b/qemu/target/mips/translate.c
@@ -7600,7 +7600,7 @@ static void gen_mfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
         break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_ld_tl(tcg_ctx, arg, tcg_ctx->cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             tcg_gen_ext32s_tl(tcg_ctx, arg, arg);
             register_name = "ErrorEPC";
@@ -8352,7 +8352,7 @@ static void gen_mtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
        break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_st_tl(tcg_ctx, arg, tcg_ctx->cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             register_name = "ErrorEPC";
             break;
@@ -9075,7 +9075,7 @@ static void gen_dmfc0(DisasContext *ctx, TCGv arg, int reg, int sel)
         break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_ld_tl(tcg_ctx, arg, tcg_ctx->cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             register_name = "ErrorEPC";
             break;
@@ -9809,7 +9809,7 @@ static void gen_dmtc0(DisasContext *ctx, TCGv arg, int reg, int sel)
         break;
     case CP0_REGISTER_30:
         switch (sel) {
-        case 0:
+        case CP0_REG30__ERROREPC:
             tcg_gen_st_tl(tcg_ctx, arg, tcg_ctx->cpu_env, offsetof(CPUMIPSState, CP0_ErrorEPC));
             register_name = "ErrorEPC";
             break;