diff --git a/History.txt b/History.txt
index 3b9d67bf..3387db99 100644
--- a/History.txt
+++ b/History.txt
@@ -1,3 +1,8 @@
+=== 1.17.3 2015-01-12
+
+* 1 bugfix:
+  * Fixed API key propagation for ApplicationFee#refund
+
 === 1.17.2 2015-01-08
 
 * 1 bugfix:
diff --git a/VERSION b/VERSION
index 06fb41b6..b9a05a6d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.17.2
+1.17.3
diff --git a/lib/stripe/version.rb b/lib/stripe/version.rb
index b41fd1f1..6db4b768 100644
--- a/lib/stripe/version.rb
+++ b/lib/stripe/version.rb
@@ -1,3 +1,3 @@
 module Stripe
-  VERSION = '1.17.2'
+  VERSION = '1.17.3'
 end