diff --git a/src/implementations/LinearAlgebra.jl b/src/implementations/LinearAlgebra.jl
index 00b301f3..3553c662 100644
--- a/src/implementations/LinearAlgebra.jl
+++ b/src/implementations/LinearAlgebra.jl
@@ -157,6 +157,9 @@ end
 
 similar_array_type(::Type{Array{T,N}}, ::Type{S}) where {S,T,N} = Array{S,N}
 
+similar_array_type(::Type{BitArray{N}}, ::Type{S}) where {S,N} = Array{S,N}
+similar_array_type(::Type{BitArray{N}}, ::Type{Bool}) where {N} = BitArray{N}
+
 function promote_operation(
     op::typeof(*),
     A::Type{<:AbstractArray{T}},
diff --git a/test/interface.jl b/test/interface.jl
index 787ca4ae..bfbfc8e9 100644
--- a/test/interface.jl
+++ b/test/interface.jl
@@ -108,3 +108,21 @@ end
         end
     end
 end
+
+@testset "add_mul for BitArray" begin
+    x = BigInt[0, 0]
+    MA.operate!!(MA.add_mul, x, big(2), trues(2))
+    @test x == BigInt[2, 2]
+    MA.operate!!(MA.add_mul, x, big(3), BitVector([true, false]))
+    @test x == BigInt[5, 2]
+    x = BigInt[0 0; 0 0]
+    MA.operate!!(MA.add_mul, x, big(2), trues(2, 2))
+    @test x == BigInt[2 2; 2 2]
+    MA.operate!!(MA.add_mul, x, big(3), BitArray([true false; true true]))
+    @test x == BigInt[5 2; 5 5]
+end
+
+@testset "similar_array_type" begin
+    @test MA.similar_array_type(BitArray{2}, Int) == Array{Int,2}
+    @test MA.similar_array_type(BitArray{2}, Bool) == BitArray{2}
+end