diff --git a/src/freedreno/drm/freedreno_ringbuffer.h b/src/freedreno/drm/freedreno_ringbuffer.h
index 8e6b3e90110..cf47a76e7e6 100644
--- a/src/freedreno/drm/freedreno_ringbuffer.h
+++ b/src/freedreno/drm/freedreno_ringbuffer.h
@@ -173,9 +173,8 @@ fd_ringbuffer_grow(struct fd_ringbuffer *ring, uint32_t ndwords)
 {
    assert(ring->funcs->grow); /* unsupported on kgsl */
 
-   /* there is an upper bound on IB size, which appears to be 0x100000 */
-   if (ring->size < 0x100000)
-      ring->size *= 2;
+   /* there is an upper bound on IB size, which appears to be 0x0fffff */
+   ring->size = MIN2(ring->size << 1, 0x0fffff);
 
    ring->funcs->grow(ring, ring->size);
 }