diff --git a/Project.toml b/Project.toml
index c872ac9..d263a4f 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "DataGraphs"
 uuid = "b5a273c3-7e6c-41f6-98bd-8d7f1525a36a"
 authors = ["Matthew Fishman <mfishman@flatironinstitute.org> and contributors"]
-version = "0.2.6"
+version = "0.2.7"
 
 [deps]
 Dictionaries = "85a47980-9c8c-11e8-2b9f-f7ca1fa99fb4"
diff --git a/test/runtests.jl b/test/runtests.jl
index 1c52c3e..98b2d2b 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