diff --git a/libexec/rbenv b/libexec/rbenv
index a80ede8b..e9894c85 100755
--- a/libexec/rbenv
+++ b/libexec/rbenv
@@ -3,7 +3,7 @@ set -e
 [ -n "$RBENV_DEBUG" ] && set -x
 
 resolve_link() {
-  $(type -p greadlink readlink | head -1) $1
+  $(type -p greadlink readlink | head -1) "$1"
 }
 
 abs_dirname() {