diff --git a/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c b/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
index 15f861274f1..8789a5db20c 100644
--- a/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
+++ b/src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
@@ -1275,6 +1275,8 @@ emit_alu(struct ntv_context *ctx, nir_alu_instr *alu)
    UNOP(nir_op_u2f32, SpvOpConvertUToF)
    UNOP(nir_op_u2u32, SpvOpUConvert)
    UNOP(nir_op_f2f32, SpvOpFConvert)
+   UNOP(nir_op_f2i64, SpvOpConvertFToS)
+   UNOP(nir_op_f2u64, SpvOpConvertFToU)
    UNOP(nir_op_u2f64, SpvOpConvertUToF)
    UNOP(nir_op_i2f64, SpvOpConvertSToF)
    UNOP(nir_op_u2u64, SpvOpUConvert)