diff --git a/main.go b/main.go
index ee9d3f7..f0b562a 100644
--- a/main.go
+++ b/main.go
@@ -69,9 +69,10 @@ func main() {
 		if line[0] == 35 {
 			s := strings.Split(line, " ")
 
+			// use "relative" indexes, a replace line doesn't have a leading # value in its parts
 			mod = &Mod{
-				ImportPath: s[1],
-				Version:    s[2],
+				ImportPath: s[len(s)-2],
+				Version:    s[len(s)-1],
 			}
 			mod.Dir = pkgModPath(mod.ImportPath, mod.Version)