diff --git a/Project.toml b/Project.toml
index 166208d..f5e748d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "InfiniteArrays"
 uuid = "4858937d-0d70-526a-a4dd-2d5cb5dd786c"
-version = "0.15.8"
+version = "0.15.9"
 
 [deps]
 ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"
diff --git a/src/infarrays.jl b/src/infarrays.jl
index 7c3ccf3..c1eb1cd 100644
--- a/src/infarrays.jl
+++ b/src/infarrays.jl
@@ -428,7 +428,8 @@ Base._unsafe_getindex(::IndexStyle, A::AbstractFill{<:Any,2}, kr::InfAxes, jr::U
 
 @inline getindex(A::ApplyMatrix{<:Any,typeof(hcat)}, kr::InfAxes, j::Integer) = layout_getindex(A, kr, j)
 
-Base.checkindex(::Type{Bool}, inds::AbstractUnitRange, I::AbstractFill) = Base.checkindex(Bool, inds, getindex_value(I))
+Base.checkindex(::Type{Bool}, inds::AbstractInfUnitRange, I::AbstractFill) = Base.checkindex(Bool, inds, getindex_value(I))
+Base.checkindex(::Type{Bool}, inds::AbstractInfUnitRange, I::AbstractFill{Bool}) = axes(I,1) == inds
 LazyArrays.cache_getindex(::InfiniteCardinal{0}, A::AbstractVector, I, J...) = layout_getindex(A, I, J...)
 LazyArrays.cache_getindex(::InfiniteCardinal{0}, A::CachedVector{<:Any,<:AbstractVector,<:AbstractFill{<:Any,1}}, I::AbstractVector) = LazyArrays.cache_getindex(nothing, A, I)