diff --git a/Dockerfile b/Dockerfile
index 5cf47fa..af81ad4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,16 +3,25 @@ FROM python:3.11-slim
 RUN --mount=type=cache,target=/root/.cache/pip pip install -U pip
 
 ARG TARGETPLATFORM
-RUN apt-get update && apt-get install --no-install-recommends -y curl ffmpeg
-RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then apt-get install --no-install-recommends -y build-essential ; fi
-RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y ; fi
-ENV PATH="/root/.cargo/bin:${PATH}"
-# for deepspeed support - doesn't seem worth it, image +7.5GB, over the 10GB ghcr.io limit, and no noticable gain in speed or VRAM usage?
-#RUN curl -O https://developer.download.nvidia.com/compute/cuda/repos/debian11/x86_64/cuda-keyring_1.1-1_all.deb
-#RUN dpkg -i cuda-keyring_1.1-1_all.deb && rm cuda-keyring_1.1-1_all.deb
-#RUN apt-get update && apt-get install --no-install-recommends -y libaio-dev build-essential cuda-toolkit
+RUN <<EOF
+apt-get update
+apt-get install --no-install-recommends -y curl ffmpeg
+if [ "$TARGETPLATFORM" != "linux/amd64" ]; then
+	apt-get install --no-install-recommends -y build-essential
+	curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+fi
+
+# for deepspeed support - image +7.5GB, over the 10GB ghcr.io limit, and no noticable gain in speed or VRAM usage?
+#curl -O https://developer.download.nvidia.com/compute/cuda/repos/debian11/x86_64/cuda-keyring_1.1-1_all.deb
+#dpkg -i cuda-keyring_1.1-1_all.deb
+#rm cuda-keyring_1.1-1_all.deb
+#apt-get install --no-install-recommends -y libaio-dev build-essential cuda-toolkit
+
+apt-get clean
+rm -rf /var/lib/apt/lists/*
+EOF
 #ENV CUDA_HOME=/usr/local/cuda
-RUN apt-get clean && rm -rf /var/lib/apt/lists/*
+ENV PATH="/root/.cargo/bin:${PATH}"
 
 WORKDIR /app
 RUN mkdir -p voices config
diff --git a/Dockerfile.min b/Dockerfile.min
index b11ae06..0760616 100644
--- a/Dockerfile.min
+++ b/Dockerfile.min
@@ -1,11 +1,17 @@
 FROM python:3.11-slim
 
 ARG TARGETPLATFORM
-RUN apt-get update && apt-get install --no-install-recommends -y curl ffmpeg
-RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then apt-get install --no-install-recommends -y build-essential ; fi
-RUN if [ "$TARGETPLATFORM" != "linux/amd64" ]; then curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y ; fi
+RUN <<EOF
+apt-get update
+apt-get install --no-install-recommends -y curl ffmpeg
+if [ "$TARGETPLATFORM" != "linux/amd64" ]; then
+	apt-get install --no-install-recommends -y build-essential
+	curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+fi
+apt-get clean
+rm -rf /var/lib/apt/lists/*
+EOF
 ENV PATH="/root/.cargo/bin:${PATH}"
-RUN apt-get clean && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
 RUN mkdir -p voices config
diff --git a/README.md b/README.md
index 7df7100..a413707 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,11 @@ If you find a better voice match for `tts-1` or `tts-1-hd`, please let me know s
 
 ## Recent Changes
 
+Version 0.17.3, 2024-08-15
+
+* fix fr_FR-tom-medium and other 44khz piper voices (detect non-default sample rates)
+* minor updates
+
 Version 0.17.2, 2024-07-01
 
 * fix -min image (re: langdetect)
diff --git a/pre_process_map.default.yaml b/pre_process_map.default.yaml
index 7bbca33..90f0620 100644
--- a/pre_process_map.default.yaml
+++ b/pre_process_map.default.yaml
@@ -31,7 +31,6 @@
   - ' F.Y. '
 - - ([0-9]+)-([0-9]+)
   - \1 to \2
-- - ([0-9]+)[\s]*\*[\s]*([0-9]+)
-  - \1 times \2
-- - '\*'
-  - ''
+# xtts has a lot of trouble with these, but piper is fine.
+#- - '[\*=+-]+'
+#  - ' '