diff --git a/Dockerfile b/Dockerfile
index 8e9cfb98..28532de8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,6 +9,8 @@ RUN apk add --no-cache \
     libpng-dev \
     libjpeg-turbo-dev \
     freetype-dev \
+    libxml2-dev \
+    icu-dev \
     oniguruma-dev \
     git \
     curl \
@@ -23,7 +25,10 @@ RUN apk add --no-cache \
     bcmath \
     gd \
     exif \
-    pcntl
+    pcntl \
+    xml \
+    dom \
+    intl
 
 # Configure git to allow safe directory
 RUN git config --global --add safe.directory /var/www/html
@@ -34,7 +39,7 @@ COPY --from=composer:latest /usr/bin/composer /usr/bin/composer
 WORKDIR /var/www/html
 
 # Copy ONLY composer files first
-COPY composer.json ./
+COPY composer.json composer.lock ./
 
 # Create storage and bootstrap directories needed for composer scripts
 RUN mkdir -p storage/framework/cache \