diff --git a/hsetroot.c b/hsetroot.c
index 90ce65e..e44b743 100644
--- a/hsetroot.c
+++ b/hsetroot.c
@@ -389,16 +389,19 @@ main(int argc, char **argv)
         imlib_context_set_color(c.r, c.g, c.b, c.a);
         imlib_add_color_to_color_range(distance);
       } else if (strcmp(argv[i], "-gradient") == 0) {
-        int angle;
+        double angle;
         if ((++i) >= argc) {
           fprintf(stderr, "Missing angle\n");
           continue;
         }
-        if (sscanf(argv[i], "%i", &angle) == 0) {
+        if (sscanf(argv[i], "%lf", &angle) == 0) {
           fprintf (stderr, "Bad angle (%s)\n", argv[i]);
           continue;
         }
-        imlib_image_fill_color_range_rectangle(0, 0, width, height, angle);
+        for (int j = 0 ; j < noutputs; j++) {
+          XineramaScreenInfo o = outputs[j];
+          imlib_image_fill_color_range_rectangle(o.x_org, o.y_org, o.width, o.height, angle);
+        }
       } else if (strcmp(argv[i], "-fill") == 0) {
         if ((++i) >= argc) {
           fprintf(stderr, "Missing image\n");