diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index 3056ee1f374..afb0fd0895b 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -2863,8 +2863,7 @@ late_optimizations.extend([
    (('iabs', a), ('imax', a, ('ineg', a)), 'options->lower_iabs'),
 
    (('iadd', ('iadd(is_used_once)', 'a(is_not_const)', 'b(is_not_const)'), 'c(is_not_const)'), ('iadd3', a, b, c), 'options->has_iadd3'),
-   (('iadd', ('isub(is_used_once)', 'a(is_not_const)', 'b(is_not_const)'), 'c(is_not_const)'), ('iadd3', a, ('ineg', b), c), 'options->has_iadd3'),
-   (('isub', ('isub(is_used_once)', 'a(is_not_const)', 'b(is_not_const)'), 'c(is_not_const)'), ('iadd3', a, ('ineg', b), ('ineg', c)), 'options->has_iadd3'),
+   (('iadd', ('ineg', ('iadd(is_used_once)', 'a(is_not_const)', 'b(is_not_const)')), 'c(is_not_const)'), ('iadd3', ('ineg', a), ('ineg', b), c), 'options->has_iadd3'),
 
     # fneg_lo / fneg_hi
    (('vec2(is_only_used_as_float)', ('fneg@16', a), b), ('fmul', ('vec2', a, b), ('vec2', -1.0, 1.0)), 'options->vectorize_vec2_16bit'),