diff --git a/config.def.h b/config.def.h
index 13665a4..782a29c 100644
--- a/config.def.h
+++ b/config.def.h
@@ -2,7 +2,8 @@
 /* Default settings; can be overriden by command line. */
 
 static int topbar = 1;                      /* -b  option; if 0, dmenu appears at bottom     */
-static int centered = 1;                    /* -c option; centers dmenu on screen */
+static int centered = 1;                    /* -c option; centers dmenu on screen (for -c option to work it needs to be centedered = 0) */
+static int max_width = 1500;		    /* -z option; max-width when centered */
 static int min_width = 750;                    /* minimum width when centered */
 /* -fn option overrides fonts[0]; default X11 font or font set */
 static const char *fonts[] = {
diff --git a/dmenu.1 b/dmenu.1
index 2ab848a..38ac75a 100644
--- a/dmenu.1
+++ b/dmenu.1
@@ -43,6 +43,9 @@ dmenu appears at the bottom of the screen.
 .B \-c
 dmenu appears centered on the screen.
 .TP
+.B \-z
+max_width for dmenu (when it is centered).
+.TP
 .B \-f
 dmenu grabs the keyboard before reading stdin if not reading from a tty. This
 is faster, but will lock up X until stdin reaches end\-of\-file.
diff --git a/dmenu.c b/dmenu.c
index 01fdcf0..ab5516b 100644
--- a/dmenu.c
+++ b/dmenu.c
@@ -660,7 +660,8 @@ setup(void)
 					break;
 
 		if (centered) {
-			mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width);
+			//mw = MIN(MAX(max_textw() + promptw, min_width), info[i].width);
+			mw = MIN(MAX(max_textw() + promptw, min_width), max_width);
 			x = info[i].x_org + ((info[i].width  - mw) / 2);
 			y = info[i].y_org + ((info[i].height - mh) / 2);
 		} else {
@@ -754,6 +755,8 @@ main(int argc, char *argv[])
 		/* these options take one argument */
 		else if (!strcmp(argv[i], "-l"))   /* number of lines in vertical list */
 			lines = atoi(argv[++i]);
+		else if (!strcmp(argv[i], "-z"))   /* max_width when centered */
+			max_width = atoi(argv[++i]);
 		else if (!strcmp(argv[i], "-m"))
 			mon = atoi(argv[++i]);
 		else if (!strcmp(argv[i], "-p"))   /* adds prompt to left of input field */