diff --git a/configure.ac b/configure.ac
index cfd23846b..13c990465 100644
--- a/configure.ac
+++ b/configure.ac
@@ -631,7 +631,6 @@ AS_IF([test "x$enable_capstone" != xno], [
 	PKG_CHECK_MODULES([CAPSTONE], [capstone], [
 		AC_DEFINE([HAVE_CAPSTONE], [1], [1 if you have Capstone disassembly framework.])
 	], [
-		AC_DEFINE([HAVE_CAPSTONE], [0], [0 if you don't have Capstone disassembly framework.])
 		if test "x$enable_capstone" != xauto; then
 			AC_MSG_ERROR([--with-capstone was given, but test for Capstone failed])
 		fi
@@ -639,6 +638,10 @@ AS_IF([test "x$enable_capstone" != xno], [
 	])
 ])
 
+AS_IF([test "x$enable_capstone" == xno], [
+	AC_DEFINE([HAVE_CAPSTONE], [0], [0 if you don't have Capstone disassembly framework.])
+])
+
 for hidapi_lib in hidapi hidapi-hidraw hidapi-libusb; do
 	PKG_CHECK_MODULES([HIDAPI],[$hidapi_lib],[
 		use_hidapi=yes