diff --git a/src/gallium/drivers/zink/zink_descriptors_lazy.c b/src/gallium/drivers/zink/zink_descriptors_lazy.c
index 83bac2d5739..9fc3f052d8f 100644
--- a/src/gallium/drivers/zink/zink_descriptors_lazy.c
+++ b/src/gallium/drivers/zink/zink_descriptors_lazy.c
@@ -132,12 +132,12 @@ descriptor_program_num_sizes(VkDescriptorPoolSize *sizes, enum zink_descriptor_t
 {
    switch (type) {
    case ZINK_DESCRIPTOR_TYPE_UBO:
-      return 1;
+      return !!sizes[ZDS_INDEX_UBO].descriptorCount;
    case ZINK_DESCRIPTOR_TYPE_SAMPLER_VIEW:
       return !!sizes[ZDS_INDEX_COMBINED_SAMPLER].descriptorCount +
              !!sizes[ZDS_INDEX_UNIFORM_TEXELS].descriptorCount;
    case ZINK_DESCRIPTOR_TYPE_SSBO:
-      return 1;
+      return !!sizes[ZDS_INDEX_STORAGE_BUFFER].descriptorCount;
    case ZINK_DESCRIPTOR_TYPE_IMAGE:
       return !!sizes[ZDS_INDEX_STORAGE_IMAGE].descriptorCount +
              !!sizes[ZDS_INDEX_STORAGE_TEXELS].descriptorCount;