diff --git a/include/xbps_api.h b/include/xbps_api.h
index c647ba8a..61844909 100644
--- a/include/xbps_api.h
+++ b/include/xbps_api.h
@@ -57,7 +57,7 @@
 #define XBPS_PKGFILES		"files.plist"
 
 /* Current version of the package index format. */
-#define XBPS_PKGINDEX_VERSION	"1.0"
+#define XBPS_PKGINDEX_VERSION	"1.1"
 
 /* Verbose messages */
 #define XBPS_FLAG_VERBOSE	0x00000001