diff --git a/src/asahi/compiler/agx_compile.c b/src/asahi/compiler/agx_compile.c
index c21c8b8dc58..b1010def9a3 100644
--- a/src/asahi/compiler/agx_compile.c
+++ b/src/asahi/compiler/agx_compile.c
@@ -2445,7 +2445,7 @@ mem_access_size_align_cb(nir_intrinsic_op intrin, uint8_t bytes,
       bit_size = 32;
 
    return (nir_mem_access_size_align){
-      .num_components = bytes / (bit_size / 8),
+      .num_components = MIN2(bytes / (bit_size / 8), 4),
       .bit_size = bit_size,
       .align = bit_size / 8,
    };