diff --git a/dtc.c b/dtc.c
index 5ed873c..1655b2f 100644
--- a/dtc.c
+++ b/dtc.c
@@ -59,8 +59,6 @@ static void fill_fullpaths(struct node *tree, const char *prefix)
 }
 
 /* Usage related data. */
-#define FDT_VERSION(version)	_FDT_VERSION(version)
-#define _FDT_VERSION(version)	#version
 static const char usage_synopsis[] = "dtc [options] <input file>";
 static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:a:fb:i:H:sW:E:@Ahv";
 static struct option const usage_long_opts[] = {
@@ -98,7 +96,7 @@ static const char * const usage_opts_help[] = {
 	 "\t\tdts - device tree source text\n"
 	 "\t\tdtb - device tree blob\n"
 	 "\t\tasm - assembler source",
-	"\n\tBlob version to produce, defaults to "FDT_VERSION(DEFAULT_FDT_VERSION)" (for dtb and asm output)",
+	"\n\tBlob version to produce, defaults to "stringify(DEFAULT_FDT_VERSION)" (for dtb and asm output)",
 	"\n\tOutput dependency file",
 	"\n\tMake space for <number> reserve map entries (for dtb and asm output)",
 	"\n\tMake the blob at least <bytes> long (extra space)",
diff --git a/util.h b/util.h
index ad5f411..ea62715 100644
--- a/util.h
+++ b/util.h
@@ -35,6 +35,9 @@
 
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 
+#define stringify(s)	stringify_(s)
+#define stringify_(s)	#s
+
 static inline void NORETURN PRINTF(1, 2) die(const char *str, ...)
 {
 	va_list ap;