diff --git a/Project.toml b/Project.toml
index ea1bd07..b2a95c3 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "DiagonalArrays"
 uuid = "74fd4be6-21e2-4f6f-823a-4360d37c7a77"
 authors = ["ITensor developers <support@itensor.org> and contributors"]
-version = "0.3.3"
+version = "0.3.4"
 
 [deps]
 ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"
diff --git a/test/runtests.jl b/test/runtests.jl
index bd97441..e2c9599 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -14,11 +14,13 @@ const GROUP = uppercase(
 )
 
 "match files of the form `test_*.jl`, but exclude `*setup*.jl`"
-istestfile(fn) =
-  endswith(fn, ".jl") && startswith(basename(fn), "test_") && !contains(fn, "setup")
+function istestfile(fn)
+  return endswith(fn, ".jl") && startswith(basename(fn), "test_") && !contains(fn, "setup")
+end
 "match files of the form `*.jl`, but exclude `*_notest.jl` and `*setup*.jl`"
-isexamplefile(fn) =
-  endswith(fn, ".jl") && !endswith(fn, "_notest.jl") && !contains(fn, "setup")
+function isexamplefile(fn)
+  return endswith(fn, ".jl") && !endswith(fn, "_notest.jl") && !contains(fn, "setup")
+end
 
 @time begin
   # tests in groups based on folder structure