diff --git a/srcpkgs/bti/patches/0db8dc6022f67a4e1f49397b8bf519b2a34f74c9.patch b/srcpkgs/bti/patches/0db8dc6022f67a4e1f49397b8bf519b2a34f74c9.patch
new file mode 100644
index 0000000000..fcecd4e220
--- /dev/null
+++ b/srcpkgs/bti/patches/0db8dc6022f67a4e1f49397b8bf519b2a34f74c9.patch
@@ -0,0 +1,42 @@
+From 0db8dc6022f67a4e1f49397b8bf519b2a34f74c9 Mon Sep 17 00:00:00 2001
+From: Jelle van der Waa <jelle@vdwaa.nl>
+Date: Wed, 27 Dec 2017 11:05:45 +0100
+Subject: [PATCH] Replace removed is_error macro
+
+The json-c library removed the is_error macro in 0.13, replaced the
+macro calls with a != NULL statement.
+---
+ bti.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/bti.c b/bti.c
+index 7f485a8..9b68e17 100644
+--- bti.c
++++ bti.c
+@@ -451,7 +451,7 @@ static void parse_timeline(char *document, struct session *session)
+ 	struct json_object *val;				\
+ 	struct lh_entry *entry;					\
+ 	for (entry = json_object_get_object(obj)->head;		\
+-		({ if(entry && !is_error(entry)) {		\
++		({ if(entry && entry != NULL) {		\
+ 			key = (char*)entry->k;			\
+ 			val = (struct json_object*)entry->v;	\
+ 		} ; entry; });					\
+@@ -667,7 +667,7 @@ static int parse_response_json(char *document, struct session *session)
+ 
+ 	/* make global for now */
+ 	store_session = session;
+-	if (!is_error(jobj)) {
++	if (jobj != NULL) {
+ 		/* guards against a json pre 0.10 bug */
+ 		json_parse(jobj,0);
+ 	}
+@@ -692,7 +692,7 @@ static void parse_timeline_json(char *document, struct session *session)
+ 
+ 	/* make global for now */
+ 	store_session = session;
+-	if (!is_error(jobj)) {
++	if (jobj != NULL) {
+ 		/* guards against a json pre 0.10 bug */
+ 		if (json_object_get_type(jobj)==json_type_array) {
+ 			json_parse_array(jobj, NULL, 0);
diff --git a/srcpkgs/bti/template b/srcpkgs/bti/template
index 905bf54f7e..91581b9bd8 100644
--- a/srcpkgs/bti/template
+++ b/srcpkgs/bti/template
@@ -1,7 +1,7 @@
 # Template file for 'bti'
 pkgname=bti
 version=034
-revision=1
+revision=2
 build_style=gnu-configure
 hostmakedepends="pkg-config"
 makedepends="pcre-devel libxml2-devel libcurl-devel json-c-devel liboauth-devel"