diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index 4000d2579d3..834565d6ce9 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -161,6 +161,7 @@ optimizations = [
    (('~fadd', ('fmulz(is_used_once)', a, b), ('ffmaz(is_used_once)', a, c, d)), ('ffmaz', a, ('fadd', b, c), d)),
    (('~ffmaz', a, ('fmulz(is_used_once)', b, c), ('fmulz(is_used_once)', b, d)), ('fmulz', b, ('ffmaz', a, c, d))),
    (('iadd', ('imul', a, b), ('imul', a, c)), ('imul', a, ('iadd', b, c))),
+   (('iadd', ('ishl', b, a), ('ishl', c, a)), ('ishl', ('iadd', b, c), a)),
    (('iand', ('ior', a, b), ('ior', a, c)), ('ior', a, ('iand', b, c))),
    (('ior', ('iand', a, b), ('iand', a, c)), ('iand', a, ('ior', b, c))),
    (('ieq', ('iand', a, '#b(is_pos_power_of_two)'), b), ('ine', ('iand', a, b), 0)),