diff --git a/src/asahi/compiler/agx_ir.c b/src/asahi/compiler/agx_ir.c
index d499a7fc581..b781a207cc5 100644
--- a/src/asahi/compiler/agx_ir.c
+++ b/src/asahi/compiler/agx_ir.c
@@ -10,5 +10,6 @@ agx_allows_16bit_immediate(agx_instr *I)
 {
    return (I->op == AGX_OPCODE_DEVICE_LOAD) ||
           (I->op == AGX_OPCODE_DEVICE_STORE) ||
-          (I->op == AGX_OPCODE_UNIFORM_STORE) || (I->op == AGX_OPCODE_ATOMIC);
+          (I->op == AGX_OPCODE_UNIFORM_STORE) || (I->op == AGX_OPCODE_ATOMIC) ||
+          (I->op == AGX_OPCODE_PHI);
 }