diff --git a/conda/artiq-kc705-phaser/build.sh b/conda/artiq-kc705-phaser/build.sh
index 78af5b75c..64625afc2 100644
--- a/conda/artiq-kc705-phaser/build.sh
+++ b/conda/artiq-kc705-phaser/build.sh
@@ -6,7 +6,7 @@ BUILD_SETTINGS_FILE=$HOME/.m-labs/build_settings.sh
 SOC_PREFIX=$PREFIX/lib/python3.5/site-packages/artiq/binaries/kc705-phaser
 mkdir -p $SOC_PREFIX
 
-$PYTHON -m artiq.gateware.targets.kc705 -H phaser --toolchain vivado $MISOC_EXTRA_VIVADO_CMDLINE
+$PYTHON -m artiq.gateware.targets.phaser --toolchain vivado $MISOC_EXTRA_VIVADO_CMDLINE
 cp misoc_phaser_kc705/gateware/top.bit $SOC_PREFIX
 cp misoc_phaser_kc705/software/bios/bios.bin $SOC_PREFIX
 cp misoc_phaser_kc705/software/runtime/runtime.fbi $SOC_PREFIX