diff --git a/src/MultiRegion/multi_region_field.jl b/src/MultiRegion/multi_region_field.jl
index 388359b285b..f6befd8bf01 100644
--- a/src/MultiRegion/multi_region_field.jl
+++ b/src/MultiRegion/multi_region_field.jl
@@ -9,7 +9,7 @@ using Base: @propagate_inbounds
 import Oceananigans.DistributedComputations: reconstruct_global_field, CommunicationBuffers
 import Oceananigans.BoundaryConditions: regularize_field_boundary_conditions
 import Oceananigans.Grids: xnodes, ynodes
-import Oceananigans.Fields: set!, compute!, compute_at!, validate_field_data, validate_boundary_conditions
+import Oceananigans.Fields: set!, compute!, compute_at!, interior, validate_field_data, validate_boundary_conditions
 import Oceananigans.Fields: validate_indices, communication_buffers
 import Oceananigans.Diagnostics: hasnan
 
@@ -140,6 +140,16 @@ function compute!(comp::MultiRegionComputedField, time=nothing)
     return comp
 end
 
+function interior(mrf::MultiRegionField)
+    @apply_regionally interior_mrf = interior(mrf)
+    return interior_mrf
+end
+
+function interior(mrf::MultiRegionField, I...)
+    @apply_regionally interior_mrf = interior(mrf, I...)
+    return interior_mrf
+end
+
 @inline hasnan(field::MultiRegionField) = (&)(construct_regionally(hasnan, field).regional_objects...)
 
 validate_indices(indices, loc, mrg::MultiRegionGrids) =