diff --git a/kvm.c b/kvm.c
index faa5bc1..fce2401 100644
--- a/kvm.c
+++ b/kvm.c
@@ -219,25 +219,27 @@ static uint32_t kvm__load_kernel(struct kvm *kvm, const char *kernel_filename)
 	return ret;
 }
 
+#define DEFINE_KVM_EXIT_REASON(reason) [reason] = #reason
+
 static const char *exit_reasons[] = {
-	[KVM_EXIT_UNKNOWN]		= "unknown",
-	[KVM_EXIT_EXCEPTION]		= "exception",
-	[KVM_EXIT_IO]			= "io",
-	[KVM_EXIT_HYPERCALL]		= "hypercall",
-	[KVM_EXIT_DEBUG]		= "debug",
-	[KVM_EXIT_HLT]			= "hlt",
-	[KVM_EXIT_MMIO]			= "mmio",
-	[KVM_EXIT_IRQ_WINDOW_OPEN]	= "irq window open",
-	[KVM_EXIT_SHUTDOWN]		= "shutdown",
-	[KVM_EXIT_FAIL_ENTRY]		= "fail entry",
-	[KVM_EXIT_INTR]			= "intr",
-	[KVM_EXIT_SET_TPR]		= "set tpr",
-	[KVM_EXIT_TPR_ACCESS]		= "trp access",
-	[KVM_EXIT_S390_SIEIC]		= "s390 sieic",
-	[KVM_EXIT_S390_RESET]		= "s390 reset",
-	[KVM_EXIT_DCR]			= "dcr",
-	[KVM_EXIT_NMI]			= "dmi",
-	[KVM_EXIT_INTERNAL_ERROR]	= "internal error",
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_UNKNOWN),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_EXCEPTION),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_IO),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_HYPERCALL),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_DEBUG),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_HLT),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_MMIO),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_IRQ_WINDOW_OPEN),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_SHUTDOWN),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_FAIL_ENTRY),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_INTR),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_SET_TPR),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_TPR_ACCESS),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_S390_SIEIC),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_S390_RESET),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_DCR),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_NMI),
+	DEFINE_KVM_EXIT_REASON(KVM_EXIT_INTERNAL_ERROR),
 };
 
 static void usage(char *argv[])