diff --git a/CHANGELOG b/CHANGELOG
index 2e2fa11..e3040a6 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,6 @@
+# 1.2.11
+- fix: support 'IOC' and 'EXCHANGE IOC' order types
+
 # 1.2.10
 - feature: add walletFx to currency model
 - fix: currencies explorer is an array not a string
diff --git a/lib/order.js b/lib/order.js
index a3f30d6..116f000 100644
--- a/lib/order.js
+++ b/lib/order.js
@@ -24,7 +24,7 @@ const statuses = ['ACTIVE', 'EXECUTED', 'PARTIALLY FILLED', 'CANCELED']
 const types = [
   'MARKET', 'EXCHANGE MARKET', 'LIMIT', 'EXCHANGE LIMIT', 'STOP',
   'EXCHANGE STOP', 'TRAILING STOP', 'EXCHANGE TRAILING STOP', 'FOK',
-  'EXCHANGE FOK', 'STOP LIMIT', 'EXCHANGE STOP LIMIT'
+  'EXCHANGE FOK', 'STOP LIMIT', 'EXCHANGE STOP LIMIT', 'IOC', 'EXCHANGE IOC'
 ]
 
 const boolFields = ['notify']
diff --git a/package.json b/package.json
index a4a878a..d236121 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bfx-api-node-models",
-  "version": "1.2.10",
+  "version": "1.2.11",
   "description": "Object models for usage with the Bitfinex node API",
   "engines": {
     "node": ">=8.3.0"