diff --git a/Dockerfile b/Dockerfile
index 166a3ff..a33791d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,7 +39,7 @@ RUN \
         -O /tmp/piper_phonemize-${PIPER_PHONEMIZE_VERSION}-py3-none-any.whl &&\
     \
     /app/bin/python3 -m pip install --no-cache-dir --force-reinstall --no-deps \
-        piper_phonemize-1${PIPER_PHONEMIZE_VERSION}py3-none-any.whl &&\
+        /tmp/piper_phonemize-1${PIPER_PHONEMIZE_VERSION}py3-none-any.whl &&\
     \
     /app/bin/python3 -m pip install --no-cache-dir \
         "wyoming-piper @ https://github.com/rhasspy/wyoming-piper/archive/refs/tags/v${WYOMING_PIPER_VERSION}.tar.gz"