diff --git a/config.def.h b/config.def.h
index d8576ba..b396da3 100644
--- a/config.def.h
+++ b/config.def.h
@@ -90,13 +90,13 @@ static const char *tags[] = {
 };
 
 static const Rule rules[] = {
-	/* app_id     title       tags mask     isfloating  isfullscreen animation_type isnoborder monitor  width height */
+	/* app_id title	tags mask isfloating isfullscreen scroller_proportion animation_type isnoborder monitor  width height */
 	/* examples:
 	{ "Gimp",     NULL,       0,            1,           -1,800,600 },
 	*/
-	{ "Google-chrome",  						NULL,       		1 << 3,       	0,   0, 	NULL,		0,-1, 0,0},
-	{ "wofi",  									NULL,        		0,       		1,   0, 	"zoom",		1,-1, 0,0},
-	{ "pot",  									NULL,        		0,       		1,   0, 	"zoom",		1,-1, 0,0},
+	{ "Google-chrome",  	NULL,     1 << 3, 0,  0, 0, NULL,	0,-1, 0,0},
+	{ "wofi",  				NULL,     0,      1,  0, 0, "zoom",	1,-1, 0,0},
+	{ "pot",  				NULL,     0,      1,  0, 0, "zoom",	1,-1, 0,0},
 
 };
 
diff --git a/main.c b/main.c
index f819923..1cbac85 100644
--- a/main.c
+++ b/main.c
@@ -336,6 +336,7 @@ typedef struct {
   unsigned int tags;
   int isfloating;
   int isfullscreen;
+  float scroller_proportion;
   const char *animation_type;
   int isnoborder;
   int monitor;
@@ -1100,6 +1101,7 @@ applyrules(Client *c) {
         (!r->id || strstr(appid, r->id))) {
       c->isfloating = r->isfloating;
       c->animation_type = r->animation_type;
+      c->scroller_proportion = r->scroller_proportion > 0 ? r->scroller_proportion : scroller_default_proportion;
       c->isnoborder = r->isnoborder;
       newtags |= r->tags;
       i = 0;