diff --git a/Dockerfile b/Dockerfile
index 8769c47..c257307 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,6 @@ FROM nvidia/cuda:12.3.2-cudnn9-runtime-ubuntu22.04 AS build
 
 ARG TARGETARCH=linux_x86_64
 ARG WYOMING_PIPER_VERSION="1.5.2"
-ARG PIPER_PHONEMIZE_VERSION='1.0.0'
 ARG ONNXRUNTIME_VERSION="1.20.1"
 
 ENV LANG C.UTF-8