diff --git a/base/linalg/generic.jl b/base/linalg/generic.jl
index eac6f6614ad22..6abb3de91df71 100644
--- a/base/linalg/generic.jl
+++ b/base/linalg/generic.jl
@@ -8,7 +8,7 @@ scale(s::Number, X::AbstractArray) = s*X
 # For better performance when input and output are the same array
 # See https://github.com/JuliaLang/julia/issues/8415#issuecomment-56608729
 function generic_scale!(X::AbstractArray, s::Number)
-    for I in eachindex(X)
+    @simd for I in eachindex(X)
         @inbounds X[I] *= s
     end
     X