diff --git a/REQUIRE b/REQUIRE
index e5b600243..e161d77b3 100644
--- a/REQUIRE
+++ b/REQUIRE
@@ -3,3 +3,4 @@ ParameterizedFunctions 0.1.0
 Parameters 0.5.0
 ChunkedArrays 0.1.0
 DiffEqBase
+RecursiveArrayTools
diff --git a/src/StochasticDiffEq.jl b/src/StochasticDiffEq.jl
index 335210e5e..1124517c5 100644
--- a/src/StochasticDiffEq.jl
+++ b/src/StochasticDiffEq.jl
@@ -1,6 +1,6 @@
 module StochasticDiffEq
 
-  using DiffEqBase, ParameterizedFunctions, Parameters, ChunkedArrays
+  using DiffEqBase, ParameterizedFunctions, Parameters, ChunkedArrays, RecursiveArrayTools
   import DiffEqBase: solve
 
   macro def(name, definition)