diff --git a/Makefile b/Makefile
index 0e887b5..206c345 100644
--- a/Makefile
+++ b/Makefile
@@ -11,8 +11,6 @@ OBJ = $(SRC:.c=.o)
 
 all: st
 
-tooling: compile_commands.json
-
 config.h:
 	cp config.def.h config.h
 
diff --git a/config.h b/config.h
index 1b26953..f997cb6 100644
--- a/config.h
+++ b/config.h
@@ -170,12 +170,16 @@ static unsigned int defaultattr = 11;
  */
 static uint forcemousemod = ShiftMask;
 
+const unsigned int scrollInterval = 4;
+
 /*
  * Internal mouse shortcuts.
  * Beware that overloading Button1 will disable the selection.
  */
 static MouseShortcut mshortcuts[] = {
 	/* mask                 button   function        argument       release */
+	{ ShiftMask,            Button4, kscrollup,      {.i = scrollInterval} },
+  { ShiftMask,            Button5, kscrolldown,    {.i = scrollInterval} },
 	{ XK_ANY_MOD,           Button2, selpaste,       {.i = 0},      1 },
 	{ ShiftMask,            Button4, ttysend,        {.s = "\033[5;2~"} },
 	{ XK_ANY_MOD,           Button4, ttysend,        {.s = "\031"} },