diff --git a/src/gallium/drivers/zink/zink_compiler.c b/src/gallium/drivers/zink/zink_compiler.c
index a74af599c5f..f44b647cde3 100644
--- a/src/gallium/drivers/zink/zink_compiler.c
+++ b/src/gallium/drivers/zink/zink_compiler.c
@@ -55,7 +55,7 @@ static void
 copy_vars(nir_builder *b, nir_deref_instr *dst, nir_deref_instr *src)
 {
    assert(glsl_get_bare_type(dst->type) == glsl_get_bare_type(src->type));
-   if (glsl_type_is_struct(dst->type)) {
+   if (glsl_type_is_struct_or_ifc(dst->type)) {
       for (unsigned i = 0; i < glsl_get_length(dst->type); ++i) {
          copy_vars(b, nir_build_deref_struct(b, dst, i), nir_build_deref_struct(b, src, i));
       }