diff --git a/src/amd/compiler/aco_register_allocation.cpp b/src/amd/compiler/aco_register_allocation.cpp
index a59a9af7add..2fd8d3d66d5 100644
--- a/src/amd/compiler/aco_register_allocation.cpp
+++ b/src/amd/compiler/aco_register_allocation.cpp
@@ -591,7 +591,7 @@ std::pair<PhysReg, bool> get_reg_simple(ra_ctx& ctx,
    RegClass rc = info.rc;
 
    if (stride == 1) {
-
+      info.rc = RegClass(rc.type(), size);
       for (unsigned stride = 8; stride > 1; stride /= 2) {
          if (size % stride)
             continue;