diff --git a/Project.toml b/Project.toml
index bf89042..b05c4cc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "TensorAlgebra"
 uuid = "68bd88dc-f39d-4e12-b2ca-f046b68fcc6a"
 authors = ["ITensor developers <support@itensor.org> and contributors"]
-version = "0.5.2"
+version = "0.5.3"
 
 [deps]
 ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"
diff --git a/src/matricize.jl b/src/matricize.jl
index 625b508..2e29b4d 100644
--- a/src/matricize.jl
+++ b/src/matricize.jl
@@ -50,12 +50,12 @@ function bipermutedims!(a_dest::AbstractArray, a_src::AbstractArray, perm1, perm
     return permuteblockeddims!(a_dest, a_src, perm1, perm2)
 end
 function bipermutedims(a::AbstractArray, biperm::AbstractBlockPermutation{2})
-    return permuteblockeddims(a, biperm)
+    return bipermutedims(a, blocks(biperm)...)
 end
 function bipermutedims!(
         a_dest::AbstractArray, a_src::AbstractArray, biperm::AbstractBlockPermutation{2}
     )
-    return permuteblockeddims!(a_dest, a_src, biperm)
+    return bipermutedims!(a_dest, a_src, blocks(biperm)...)
 end
 
 # Older interface.