diff --git a/.gitignore b/.gitignore
index 528f30b..00de2aa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ json-1.1.7.gem
 /json-1.4.6.gem
 /json-1.6.5.gem
 /json-1.7.7.gem
+/json-1.8.3.gem
diff --git a/sources b/sources
index acb3086..4746958 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-9084ee2e853f55d956d043cba46e25fc  json-1.7.7.gem
+3d076c3efb7545020230e9c1de8ef284  json-1.8.3.gem