diff --git a/seq.in b/seq.in
index 0bd242d47..9f546a5bc 100755
--- a/seq.in
+++ b/seq.in
@@ -1,4 +1,4 @@
-#!@prefix@/bin/fish
+#!/usr/bin/env fish
 # 
 # Fallback implementation of the seq command
 #