diff --git a/hooks.c b/hooks.c
index 03f64b3f..05c9848d 100644
--- a/hooks.c
+++ b/hooks.c
@@ -217,3 +217,5 @@ const struct luaL_reg awesome_hooks_lib[] =
     { "exit", luaA_hooks_exit },
     { NULL, NULL }
 };
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
diff --git a/key.c b/key.c
index 57724b9e..e4ecc95d 100644
--- a/key.c
+++ b/key.c
@@ -1214,3 +1214,5 @@ key_class_setup(lua_State *L)
                             (lua_class_propfunc_t) luaA_key_get_modifiers,
                             (lua_class_propfunc_t) luaA_key_set_modifiers);
 }
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
diff --git a/key.h b/key.h
index dcadbb7b..86c37c11 100644
--- a/key.h
+++ b/key.h
@@ -52,3 +52,5 @@ int luaA_pushmodifiers(lua_State *, uint16_t);
 uint16_t luaA_tomodifiers(lua_State *L, int ud);
 
 #endif
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
diff --git a/keygrabber.c b/keygrabber.c
index be6c6573..e9d409e8 100644
--- a/keygrabber.c
+++ b/keygrabber.c
@@ -136,3 +136,5 @@ const struct luaL_reg awesome_keygrabber_lib[] =
     { "stop", luaA_keygrabber_stop },
     { NULL, NULL }
 };
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
diff --git a/mousegrabber.c b/mousegrabber.c
index 90cb2c2d..adf937c0 100644
--- a/mousegrabber.c
+++ b/mousegrabber.c
@@ -140,3 +140,5 @@ const struct luaL_reg awesome_mousegrabber_lib[] =
     { "stop", luaA_mousegrabber_stop },
     { NULL, NULL }
 };
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
diff --git a/selection.c b/selection.c
index 241035df..23596ec5 100644
--- a/selection.c
+++ b/selection.c
@@ -115,3 +115,5 @@ luaA_selection_get(lua_State *L)
     p_delete(&event);
     return 0;
 }
+
+// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80