diff --git a/src/Distributions.jl b/src/Distributions.jl
index e623727df..1f35f226b 100644
--- a/src/Distributions.jl
+++ b/src/Distributions.jl
@@ -1,3 +1,5 @@
+VERSION >= v"0.4.0-dev+6521" && __precompile__(true)
+
 module Distributions
 
 using ArrayViews