diff --git a/src/gallium/drivers/freedreno/ir3/ir3_nir.c b/src/gallium/drivers/freedreno/ir3/ir3_nir.c
index 990be925833..52b6168f3a3 100644
--- a/src/gallium/drivers/freedreno/ir3/ir3_nir.c
+++ b/src/gallium/drivers/freedreno/ir3/ir3_nir.c
@@ -94,7 +94,7 @@ ir3_optimize_loop(nir_shader *s)
 		progress = false;
 
 		OPT_V(s, nir_lower_vars_to_ssa);
-		progress |= OPT(s, nir_opt_copy_prop_vars);
+		/* progress |= OPT(s, nir_opt_copy_prop_vars); */
 		progress |= OPT(s, nir_lower_alu_to_scalar);
 		progress |= OPT(s, nir_lower_phis_to_scalar);
 
diff --git a/src/intel/compiler/brw_nir.c b/src/intel/compiler/brw_nir.c
index dfeea73b06a..227c94d83b9 100644
--- a/src/intel/compiler/brw_nir.c
+++ b/src/intel/compiler/brw_nir.c
@@ -543,7 +543,7 @@ brw_nir_optimize(nir_shader *nir, const struct brw_compiler *compiler,
    do {
       progress = false;
       OPT(nir_lower_vars_to_ssa);
-      OPT(nir_opt_copy_prop_vars);
+      /* OPT(nir_opt_copy_prop_vars); */
 
       if (is_scalar) {
          OPT(nir_lower_alu_to_scalar);