diff --git a/common.h b/common.h
index 44ea87f61..ae83eb2bc 100644
--- a/common.h
+++ b/common.h
@@ -27,4 +27,7 @@
 /** Common prototype definition for ui_callbak functions */
 #define UICB_PROTO(name)         void name(Display *, DC *, awesome_config *, const char *)
 
+/** Common prototype definition for layouts function */
+#define LAYOUT_PROTO(name)         void name(Display *, awesome_config *)
+
 #endif
diff --git a/layouts/floating.h b/layouts/floating.h
index 25214b17c..01ada9ea1 100644
--- a/layouts/floating.h
+++ b/layouts/floating.h
@@ -23,6 +23,6 @@
 #ifndef AWESOME_FLOATING_H
 #define AWESOME_FLOATING_H
 
-void layout_floating(Display *, awesome_config *);            /* floating layout */
+LAYOUT_PROTO(layout_floating);
 
 #endif
diff --git a/layouts/max.h b/layouts/max.h
index e3d5d5f16..04a4be4bb 100644
--- a/layouts/max.h
+++ b/layouts/max.h
@@ -22,6 +22,8 @@
 #ifndef AWESOME_MAX_H
 #define AWESOME_MAX_H
 
-void layout_max(Display *, awesome_config *);
+#include "common.h"
+
+LAYOUT_PROTO(layout_max);
 
 #endif
diff --git a/layouts/tile.h b/layouts/tile.h
index 020229896..5b25abfea 100644
--- a/layouts/tile.h
+++ b/layouts/tile.h
@@ -25,8 +25,8 @@
 
 #include "common.h"
 
-void layout_tile(Display *, awesome_config *);
-void layout_tileleft(Display *, awesome_config *);
+LAYOUT_PROTO(layout_tile);
+LAYOUT_PROTO(layout_tileleft);
 
 UICB_PROTO(uicb_setnmaster);
 UICB_PROTO(uicb_setncols);