diff --git a/internal/gps/_testdata/src/disallow/.m1p/a.go b/internal/gps/_testdata/src/dotgodir/.m1p/a.go
similarity index 100%
rename from internal/gps/_testdata/src/disallow/.m1p/a.go
rename to internal/gps/_testdata/src/dotgodir/.m1p/a.go
diff --git a/internal/gps/_testdata/src/disallow/.m1p/b.go b/internal/gps/_testdata/src/dotgodir/.m1p/b.go
similarity index 100%
rename from internal/gps/_testdata/src/disallow/.m1p/b.go
rename to internal/gps/_testdata/src/dotgodir/.m1p/b.go
diff --git a/internal/gps/pkgtree/pkgtree_test.go b/internal/gps/pkgtree/pkgtree_test.go
index e7bb0cf652..f042c2e312 100644
--- a/internal/gps/pkgtree/pkgtree_test.go
+++ b/internal/gps/pkgtree/pkgtree_test.go
@@ -1073,18 +1073,6 @@ func TestListPackages(t *testing.T) {
 							},
 						},
 					},
-					"disallow/.m1p": {
-						P: Package{
-							ImportPath:  "disallow/.m1p",
-							CommentPath: "",
-							Name:        "m1p",
-							Imports: []string{
-								"github.com/golang/dep/internal/gps",
-								"os",
-								"sort",
-							},
-						},
-					},
 					"disallow/testdata": {
 						P: Package{
 							ImportPath:  "disallow/testdata",
@@ -1304,6 +1292,18 @@ func TestListPackages(t *testing.T) {
 							Imports:    []string{"sort"},
 						},
 					},
+					"dotgodir/.m1p": {
+						P: Package{
+							ImportPath:  "dotgodir/.m1p",
+							CommentPath: "",
+							Name:        "m1p",
+							Imports: []string{
+								"github.com/golang/dep/internal/gps",
+								"os",
+								"sort",
+							},
+						},
+					},
 				},
 			},
 		},