diff --git a/src/backend/wayland/wl_icon.c b/src/backend/wayland/wl_icon.c
index 657db24..8b10afb 100644
--- a/src/backend/wayland/wl_icon.c
+++ b/src/backend/wayland/wl_icon.c
@@ -316,12 +316,17 @@ wl_create_rimage_from_drawable(void *rcontext, WMDrawable drawable)
     if (!drawable)
         return NULL;
 
+    pixman_image_t *pimg = NULL;
     struct wl_frame_buf *fb = frame_buf_find((WNativeWindow)drawable);
-    if (!fb || !fb->image)
-        return NULL;
+    if (fb && fb->image) {
+        pimg = fb->image;
+    } else {
+        /* drawable may be a raw pixman_image_t* (e.g. icon->pixmap from RConvertImage) */
+        pimg = (pixman_image_t *)(uintptr_t)drawable;
+    }
 
-    int w = pixman_image_get_width(fb->image);
-    int h = pixman_image_get_height(fb->image);
+    int w = pixman_image_get_width(pimg);
+    int h = pixman_image_get_height(pimg);
     if (w <= 0 || h <= 0)
         return NULL;
 
@@ -329,8 +334,8 @@ wl_create_rimage_from_drawable(void *rcontext, WMDrawable drawable)
     if (!img)
         return NULL;
 
-    uint32_t *src = (uint32_t *)pixman_image_get_data(fb->image);
-    int stride = pixman_image_get_stride(fb->image) / 4;
+    uint32_t *src = (uint32_t *)pixman_image_get_data(pimg);
+    int stride = pixman_image_get_stride(pimg) / 4;
     unsigned char *dst = img->data;
 
     for (int row = 0; row < h; row++) {