diff --git a/src/DiffEqBase.jl b/src/DiffEqBase.jl
index 7e89ae421..f5b9aecd5 100644
--- a/src/DiffEqBase.jl
+++ b/src/DiffEqBase.jl
@@ -49,9 +49,8 @@ export AbstractDDEProblem,
        AbstractConstantLagDDEProblem
 
 @compat abstract type AbstractSecondOrderODEProblem{uType,tType,isinplace} <: AbstractODEProblem{uType,tType,isinplace} end
-@compat abstract type AbstractSecondOrderSDEProblem{uType,tType,isinplace} <: AbstractSDEProblem{uType,tType,isinplace} end
 
-export AbstractSecondOrderODEProblem, AbstractSecondOrderSDEProblem
+export AbstractSecondOrderODEProblem
 
 # Algorithms
 @compat abstract type DEAlgorithm end