diff --git a/clipmenud b/clipmenud
index 4eba9ac..6d481ed 100755
--- a/clipmenud
+++ b/clipmenud
@@ -27,7 +27,7 @@ for file in /proc/self/fd/2 /dev/stderr; do
     [[ -f "$file" ]] || continue
     # In Linux, it's not possible to write to a socket represented by a file
     # (for example, /dev/stderr or /proc/self/fd/2). See issue #54.
-    [[ -f "$(readlink "$file")" ]] || continue
+    [[ -f "$(readlink -m "$file")" ]] || continue
     xsel_log="$file"
     break
 done
diff --git a/tests/test-perf b/tests/test-perf
index cde9e3a..3c51544 100755
--- a/tests/test-perf
+++ b/tests/test-perf
@@ -35,10 +35,8 @@ exec 3>&2 2> >(tee "$log" |
                  date -f - +%s.%N > "$tim")
 set -x
 
-shopt -s expand_aliases
-
-alias dmenu=:
-alias xsel=:
+dmenu() { :; }
+xsel() { :; }
 
 EOF