diff --git a/src/cmd/go/testdata/script/mod_list_e_readonly.txt b/src/cmd/go/testdata/script/mod_list_e_readonly.txt
new file mode 100644
index 0000000000..5baeea2497
--- /dev/null
+++ b/src/cmd/go/testdata/script/mod_list_e_readonly.txt
@@ -0,0 +1,15 @@
+# 'go list -mod=readonly -e should attribute errors
+# to individual missing packages.
+# Verifies golang.org/issue/34829.
+go list -mod=readonly -e -deps -f '{{if .Error}}{{.ImportPath}}: {{.Error}}{{end}}' .
+stdout 'example.com/missing: use.go:3:8: import lookup disabled by -mod=readonly'
+
+-- go.mod --
+module example.com/m
+
+go 1.14
+
+-- use.go --
+package use
+
+import _ "example.com/missing"