diff --git a/minimal/do b/minimal/do
index 258a25e..557c433 100755
--- a/minimal/do
+++ b/minimal/do
@@ -196,7 +196,7 @@ _normpath()
 	fi
 	set -f
 	IFS=/
-	for d in $path; do
+	for d in ${path%/}; do
 		#echo "NP out='$out' d='$d'" >&2
 		if [ "$d" = ".." ]; then
 			out=$(_updir "${out%/}")/
diff --git a/t/shelltest.od b/t/shelltest.od
index 948a36c..c911b89 100644
--- a/t/shelltest.od
+++ b/t/shelltest.od
@@ -46,6 +46,15 @@ quiet_stderr()
 	fi
 }
 
+(
+	x="/a/b/c/"
+	IFS=/
+	f() {
+		[ "$2" = "a" ] || fail 2
+		[ "$#" = "4" ] || warn 2a
+	}
+	f $x
+)
 
 name=foo.o.o
 ext=.o