diff -Nup surf-2.1/surf.c surf-icon/surf.c
--- surf-2.1/surf.c	Sun May  9 19:34:33 2021
+++ surf-icon/surf.c	Sat Oct  1 12:30:40 2022
@@ -39,6 +39,8 @@
 
 enum { AtomFind, AtomGo, AtomUri, AtomLast };
 
+enum { Icon16x16, Icon32x32, Icon48x48, IconLast };
+
 enum {
 	OnDoc   = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
 	OnLink  = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
@@ -300,6 +302,7 @@ static ParamName loadfinished[] = {
 
 /* configuration, allows nested code to access above variables */
 #include "config.h"
+#include "surf.xpm"
 
 void
 die(const char *errstr, ...)
@@ -325,6 +328,8 @@ setup(void)
 {
 	GIOChannel *gchanin;
 	GdkDisplay *gdpy;
+	GdkPixbuf *gpix;
+	GList *icons = NULL;
 	int i, j;
 
 	/* clean up any zombies immediately */
@@ -413,6 +418,17 @@ setup(void)
 			if (defconfig[j].prio >= uriparams[i].config[j].prio)
 				uriparams[i].config[j] = defconfig[j];
 		}
+	}
+
+	/* set icons */
+	for (i = 0; i < IconLast; i++) {
+		gpix = gdk_pixbuf_new_from_xpm_data(surf_xpm[i]);
+		icons = g_list_prepend(icons, gpix);
+	}
+	gtk_window_set_default_icon_list(icons);
+	for (i = 0; icons != NULL && i < IconLast; i++) {
+		g_object_unref(icons->data);
+		icons = g_list_remove_link(icons, icons);
 	}
 }
 
diff -Nup surf-2.1/surf.xpm surf-icon/surf.xpm
--- surf-2.1/surf.xpm	Wed Dec 31 21:00:00 1969
+++ surf-icon/surf.xpm	Sat Oct  1 11:44:16 2022
@@ -0,0 +1,121 @@
+/* XPM */
+
+static char * surf_16_xpm[] = {
+"16 16 3 1",
+" 	c None",
+".	c #FFFFFF",
+"+	c #0A0A0A",
+"                ",
+"                ",
+"                ",
+"            ....",
+"            .+++",
+"            .+++",
+".............++.",
+".+++++.+++++++++",
+".+++++.+++++++++",
+".++.++.++.++.++.",
+"+++.+++++.++.++.",
+"+++.+++++.++.++.",
+"................",
+"                ",
+"                ",
+"                "};
+
+static char * surf_32_xpm[] = {
+"32 32 3 1",
+" 	c None",
+".	c #FFFFFF",
+"+	c #000000",
+"                                ",
+"                                ",
+"                                ",
+"                                ",
+"                                ",
+"                                ",
+"                       .........",
+"                       .........",
+"                       ..+++++++",
+"                       ..+++++++",
+"                       ..+++++++",
+"                       ..+++....",
+" ........................+++....",
+" ........................+++....",
+" ..++++++++...++++++++++++++++..",
+" ..++++++++...++++++++++++++++..",
+" ..++++++++...++++++++++++++++..",
+" ..+++..+++...+++..+++...+++....",
+"...+++..+++...+++..+++...+++....",
+"...+++..+++...+++..+++...+++..  ",
+"++++++..+++++++++..+++...+++..  ",
+"++++++..+++++++++..+++...+++..  ",
+"++++++..+++++++++..+++...+++..  ",
+"..............................  ",
+"..............................  ",
+"                                ",
+"                                ",
+"                                ",
+"                                ",
+"                                ",
+"                                ",
+"                                "};
+
+static char * surf_48_xpm[] = {
+"48 48 3 1",
+" 	c None",
+".	c #FFFFFF",
+"+	c #000000",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                  ..............",
+"                                  ..............",
+"                                  ..............",
+"                                  ..............",
+"                                  ....++++++++..",
+"                                  ....++++++++..",
+"                                  ....++++++++..",
+"                                  ....++++++++..",
+"  ....................................++++......",
+"  ....................................++++......",
+"  ....................................++++......",
+"  ....................................++++......",
+"  ....++++++++++++....+++++++++++++++++++++++...",
+"  ....++++++++++++....+++++++++++++++++++++++...",
+"  ....++++++++++++....+++++++++++++++++++++++...",
+"  ....++++++++++++....+++++++++++++++++++++++...",
+"......++++....++++....++++....++++....++++......",
+"......++++....++++....++++....++++....++++......",
+"......++++....++++....++++....++++....++++......",
+"......++++....++++....++++....++++....++++......",
+"..++++++++....++++++++++++....++++....++++....  ",
+"..++++++++....++++++++++++....++++....++++....  ",
+"..++++++++....++++++++++++....++++....++++....  ",
+"..++++++++....++++++++++++....++++....++++....  ",
+"..............................................  ",
+"..............................................  ",
+"..............................................  ",
+"..............................................  ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                ",
+"                                                "};
+
+static char **surf_xpm[IconLast] = {
+	[Icon16x16] = surf_16_xpm,
+	[Icon32x32] = surf_32_xpm,
+	[Icon48x48] = surf_48_xpm,
+};