diff --git a/src/compiler/nir/nir_deref.c b/src/compiler/nir/nir_deref.c
index cb6847ac9b8..90ad90d6763 100644
--- a/src/compiler/nir/nir_deref.c
+++ b/src/compiler/nir/nir_deref.c
@@ -851,6 +851,30 @@ nir_deref_instr_fixup_child_types(nir_deref_instr *parent)
    }
 }
 
+static bool
+opt_alu_of_cast(nir_alu_instr *alu)
+{
+   bool progress = false;
+
+   for (unsigned i = 0; i < nir_op_infos[alu->op].num_inputs; i++) {
+      assert(alu->src[i].src.is_ssa);
+      nir_instr *src_instr = alu->src[i].src.ssa->parent_instr;
+      if (src_instr->type != nir_instr_type_deref)
+         continue;
+
+      nir_deref_instr *src_deref = nir_instr_as_deref(src_instr);
+      if (src_deref->deref_type != nir_deref_type_cast)
+         continue;
+
+      assert(src_deref->parent.is_ssa);
+      nir_instr_rewrite_src_ssa(&alu->instr, &alu->src[i].src,
+                                src_deref->parent.ssa);
+      progress = true;
+   }
+
+   return progress;
+}
+
 static bool
 is_trivial_array_deref_cast(nir_deref_instr *cast)
 {
@@ -1347,6 +1371,13 @@ nir_opt_deref_impl(nir_function_impl *impl)
          b.cursor = nir_before_instr(instr);
 
          switch (instr->type) {
+         case nir_instr_type_alu: {
+            nir_alu_instr *alu = nir_instr_as_alu(instr);
+            if (opt_alu_of_cast(alu))
+               progress = true;
+            break;
+         }
+
          case nir_instr_type_deref: {
             nir_deref_instr *deref = nir_instr_as_deref(instr);