diff --git a/cmd/wm/area.c b/cmd/wm/area.c
index 05c9f95b..7b428000 100644
--- a/cmd/wm/area.c
+++ b/cmd/wm/area.c
@@ -18,7 +18,6 @@ alloc_area(Tag *t)
 	update_area_geometry(a);
 	t->area = (Area **)cext_array_attach((void **)t->area, a, sizeof(Area *), &t->areasz);
 	t->sel = t->narea;
-	fprintf(stderr, "alloc_area: t->sel == %d\n", t->sel);
 	t->narea++;
     return a;
 }
diff --git a/cmd/wm/client.c b/cmd/wm/client.c
index 45762ae7..5153ff68 100644
--- a/cmd/wm/client.c
+++ b/cmd/wm/client.c
@@ -109,7 +109,7 @@ focus_client(Client *c)
 }
 
 void
-map_client(Client * c)
+map_client(Client *c)
 {
 	XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask);
     XMapRaised(dpy, c->win);
@@ -118,7 +118,7 @@ map_client(Client * c)
 }
 
 void
-unmap_client(Client * c)
+unmap_client(Client *c)
 {
 	ungrab_mouse(c->win, AnyModifier, AnyButton);
 	XSelectInput(dpy, c->win, CLIENT_MASK & ~StructureNotifyMask);
@@ -331,6 +331,8 @@ manage_client(Client *c)
 
 	t = ntag ? tag[sel] : alloc_tag(def.tag);
 	cext_strlcat(c->tags, tc && strlen(tc->tags) ? tc->tags : t->name, sizeof(c->tags));
+	if(!strncmp(c->tags, "~", 2)) /* allows ~ predefinition to only set specific TClass'es floating */ 
+		cext_strlcat(c->tags, t->name, sizeof(c->tags));
 	update_tags();
 
 	/* shorthand proposed by Georg Neis */
diff --git a/cmd/wm/tag.c b/cmd/wm/tag.c
index d11997a5..3d7def65 100644
--- a/cmd/wm/tag.c
+++ b/cmd/wm/tag.c
@@ -223,6 +223,8 @@ update_tags()
 			t = tags[k];
 			if(*t == '~')
 				t++;
+			if(!*t) /* should not happen, but some user might try */
+				continue;
 			if(!has_tag(newctag, t, nnewctag)) {
 				newctag = (char **)cext_array_attach((void **)newctag, strdup(t),
 							sizeof(char *), &newctagsz);
diff --git a/rc/wmiirc b/rc/wmiirc
index 7d817f20..a750cd2d 100644
--- a/rc/wmiirc
+++ b/rc/wmiirc
@@ -32,6 +32,11 @@ xwrite /def/snap 20
 xwrite /def/font $WMII_FONT
 xwrite /def/selcolors $WMII_SELCOLORS
 xwrite /def/normcolors $WMII_NORMCOLORS
+# some broken apps:
+wmir create /def/class/'Gimp:*'
+xwrite /def/class/'Gimp:*' `~`
+wmir create /def/class/'xmms:*'
+xwrite /def/class/'xmms:*' `~`
 
 # BAR CONFIGURATION
 wmiir create /bar/foo