diff --git a/src/abstract.jl b/src/abstract.jl
index aa1f8262..498612d6 100644
--- a/src/abstract.jl
+++ b/src/abstract.jl
@@ -168,7 +168,7 @@ has_args5(op::AbstractMatrix) = true  # Needed for BlockDiagonalOperator
 # Alert user of the need for storage_type method definition for arbitrary, user defined operators
 storage_type(op::AbstractLinearOperator) = error("please implement storage_type for $(typeof(op))")
 
-storage_type(op::LinearOperator) = typeof(op.Mv5) 
+storage_type(op::LinearOperator) = typeof(op.Mv5)
 storage_type(M::AbstractMatrix{T}) where {T} = Vector{T}
 
 """