diff --git a/x86/vmexit.c b/x86/vmexit.c
index 42ab7db..65111ae 100644
--- a/x86/vmexit.c
+++ b/x86/vmexit.c
@@ -438,8 +438,8 @@
 	{ x2apic_self_ipi_tpr_sti_nop, "x2apic_self_ipi_tpr_sti_nop", is_x2apic, .parallel = 0, },
 	{ x2apic_self_ipi_tpr_sti_hlt, "x2apic_self_ipi_tpr_sti_hlt", is_x2apic, .parallel = 0, },
 	{ ipi, "ipi", is_smp, .parallel = 0, },
-	{ ipi_halt, "ipi+halt", is_smp, .parallel = 0, },
-	{ ple_round_robin, "ple-round-robin", .parallel = 1 },
+	{ ipi_halt, "ipi_halt", is_smp, .parallel = 0, },
+	{ ple_round_robin, "ple_round_robin", .parallel = 1 },
 	{ wr_tsc_adjust_msr, "wr_tsc_adjust_msr", .parallel = 1 },
 	{ rd_tsc_adjust_msr, "rd_tsc_adjust_msr", .parallel = 1 },
 	{ NULL, "pci-mem", .parallel = 0, .next = pci_mem_next },