diff --git a/sip-notifier/Dockerfile b/sip-notifier/Dockerfile
index 4bb57e3..35f0cce 100644
--- a/sip-notifier/Dockerfile
+++ b/sip-notifier/Dockerfile
@@ -1,24 +1,74 @@
 ARG BUILD_FROM
+FROM $BUILD_FROM as builder
+
+# Install build dependencies
+RUN apk add --no-cache \
+    git \
+    build-base \
+    python3-dev \
+    linux-headers \
+    openssl-dev \
+    alsa-lib-dev \
+    opus-dev \
+    speex-dev \
+    speexdsp-dev \
+    py3-pip
+
+# Build PJSIP
+WORKDIR /tmp
+RUN git clone --depth 1 --branch 2.14.1 https://github.com/pjsip/pjproject.git && \
+    cd pjproject && \
+    ./configure \
+        --prefix=/opt/pjsip \
+        --enable-shared \
+        --disable-video \
+        --disable-opencore-amr \
+        --disable-silk \
+        --disable-opus \
+        --disable-resample \
+        --disable-speex-aec \
+        --disable-g711-codec \
+        --disable-l16-codec \
+        --disable-g722-codec && \
+    make dep && \
+    make && \
+    make install && \
+    cd pjsip-apps/src/python && \
+    python3 setup.py build && \
+    python3 setup.py install --prefix=/opt/pjsip
+
+# Final stage
 FROM $BUILD_FROM
 
-# Install system dependencies
+# Install runtime dependencies only
 RUN apk add --no-cache \
     python3 \
     py3-pip \
-    py3-pjsua2 \
     ffmpeg \
-    alsa-lib
+    alsa-lib \
+    openssl \
+    opus \
+    speex \
+    speexdsp
+
+# Copy PJSIP from builder
+COPY --from=builder /opt/pjsip /usr/local
+COPY --from=builder /usr/lib/python3.*/site-packages/pjsua2* /usr/lib/python3.11/site-packages/
+
+# Update library cache
+RUN ldconfig /usr/local/lib || true
 
 # Set working directory
 WORKDIR /app
 
 # Copy requirements and install Python dependencies
 COPY requirements.txt .
-RUN pip3 install --no-cache-dir -r requirements.txt
+RUN pip3 install --no-cache-dir --break-system-packages -r requirements.txt
 
 # Copy application files
 COPY run.sh .
 COPY sip_service.py .
+COPY services.yaml .
 
 RUN chmod +x /app/run.sh