diff --git a/src/amd/compiler/aco_optimizer.cpp b/src/amd/compiler/aco_optimizer.cpp
index 3cffcb1d40e..b4a63e7e580 100644
--- a/src/amd/compiler/aco_optimizer.cpp
+++ b/src/amd/compiler/aco_optimizer.cpp
@@ -1313,7 +1313,8 @@ void label_instruction(opt_ctx &ctx, Block& block, aco_ptr<Instruction>& instr)
             } else if (instr->operands[!i].constantValue() == (fp16 ? 0x3800 : 0x3f000000)) { /* 0.5 */
                ctx.info[instr->operands[i].tempId()].set_omod5(instr.get());
             } else if (instr->operands[!i].constantValue() == (fp16 ? 0x3c00 : 0x3f800000) &&
-                       !(fp16 ? block.fp_mode.must_flush_denorms16_64 : block.fp_mode.must_flush_denorms32)) { /* 1.0 */
+                       !(fp16 ? block.fp_mode.must_flush_denorms16_64 : block.fp_mode.must_flush_denorms32) &&
+                       !instr->definitions[0].isPrecise()) { /* 1.0 */
                ctx.info[instr->definitions[0].tempId()].set_temp(instr->operands[i].getTemp());
             } else {
                continue;