diff --git a/Makefile b/Makefile
index d846a38e..b3b9a821 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 PKGS := $(filter-out main,$(shell go list -f '{{.Name}}' ./...))
 PKG_COVERS := $(addprefix cover/,$(PKGS))
 
-all: get test
+all: generate get test
 
 get:
 	go get .
diff --git a/sys/sys.go b/sys/sys.go
index 4b7a58f3..9d14c1a8 100644
--- a/sys/sys.go
+++ b/sys/sys.go
@@ -1,4 +1,2 @@
-//go:generate ./godef winsize.go z-winsize.go
-
 // Package sys provide convenient wrappers around syscalls.
 package sys