diff --git a/Project.toml b/Project.toml
index f950f38..dd7826e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -5,14 +5,12 @@ version = "0.6.6"
 [deps]
 AxisArrays = "39de3d68-74b9-583c-8d2d-e117c070f3a9"
 ImageCore = "a09fc81d-aa75-5fe9-8630-4744c3626534"
-MappedArrays = "dbb5928d-eab1-5f90-85c2-b9b0edb7c900"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 SimpleTraits = "699a6c99-e7fa-54fc-8d76-47d257e15c1d"
 
 [compat]
 AxisArrays = "0.3, 0.4"
 ImageCore = "0.8.1"
-MappedArrays = "0.2"
 Reexport = "0.2"
 SimpleTraits = "0.8, 0.9"
 julia = "1"
diff --git a/src/ImageAxes.jl b/src/ImageAxes.jl
index 4b6df80..cad4527 100644
--- a/src/ImageAxes.jl
+++ b/src/ImageAxes.jl
@@ -1,7 +1,7 @@
 module ImageAxes
 
 using Base: @pure, tail
-using Reexport, SimpleTraits, MappedArrays
+using Reexport, SimpleTraits
 
 # maybe return to "@reexport AxisArrays" if AxisArrays is fixed
 
@@ -10,6 +10,7 @@ using AxisArrays: AxisArray, Axis, axisnames, axisvalues, axisdim, atindex, atva
 export AxisArray, Axis, axisnames, axisvalues, axisdim, atindex, atvalue, collapse
 
 @reexport using ImageCore
+using ImageCore.MappedArrays
 
 
 export # types
diff --git a/test/runtests.jl b/test/runtests.jl
index 2a608f6..0bf5135 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -1,4 +1,5 @@
-using MappedArrays, Test, ImageCore
+using Test, ImageCore
+using ImageCore.MappedArrays
 import AxisArrays
 
 ambs = detect_ambiguities(ImageCore,AxisArrays,Base,Core)