diff --git a/REQUIRE b/REQUIRE
index 137767a..5c0d3d8 100644
--- a/REQUIRE
+++ b/REQUIRE
@@ -1 +1,2 @@
 julia 0.6
+Compat 0.30.0
diff --git a/src/Parser.jl b/src/Parser.jl
index 943e2e8..3f93c65 100644
--- a/src/Parser.jl
+++ b/src/Parser.jl
@@ -1,5 +1,6 @@
 module Parser  # JSON
 
+using Compat
 using ..Common
 
 """