diff --git a/alpine/3.19/8.1/Dockerfile b/alpine/3.19/8.1/Dockerfile
index 8160b679..75395a13 100644
--- a/alpine/3.19/8.1/Dockerfile
+++ b/alpine/3.19/8.1/Dockerfile
@@ -15,11 +15,19 @@ ENV srcRoot /data
 
 RUN mkdir -p ${srcRoot}
 
+# Temporarily use Alpine 3.18 repositories to fetch specific ICU package versions
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/community" >> /etc/apk/repositories \
+    && apk update \
+    && apk add --no-cache icu-libs=73.2-r2 icu-dev=73.2-r2 icu-data-full=73.2-r2 \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.19/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.19/community" >> /etc/apk/repositories \
+    && apk update
+
 ARG PHP_RUN_DEPS="\
     freetype \
     gmp \
     gnu-libiconv \
-    icu-libs \
     libbz2 \
     libc6-compat \
     libjpeg-turbo \
@@ -30,21 +38,19 @@ ARG PHP_RUN_DEPS="\
     libxslt \
     libzip"
 
-
 ARG PHP_BUILD_DEPS="\
     autoconf \
     bzip2-dev \
     freetype-dev \
     gmp-dev \
-    icu-dev \
-    icu-data-full \
     libjpeg-turbo-dev \
     libpng-dev \
     libwebp-dev \
     libxml2-dev \
     libxpm-dev \
     libzip-dev \
-    postgresql-dev"
+    postgresql-dev \
+    build-base"
 
 ARG PHP_EXTENSIONS="\
     bcmath \
@@ -93,24 +99,23 @@ RUN apk update \
     shadow \
     unzip \
     linux-headers \
+    libstdc++ \
+    gcompat \
     ${PHP_RUN_DEPS} \
-    && \
-    apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
-    && \ 
-    apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
+    && apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
+    && apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
     && rm -rf /var/lib/apt/lists/ \
-    && \
-    docker-php-ext-configure gd \
+    && docker-php-ext-configure gd \
       --disable-gd-jis-conv \
       --with-freetype=/usr \
       --with-jpeg=/usr \
       --with-webp=/usr \
       --with-xpm=/usr \
-    && docker-php-ext-install -j5 ${PHP_EXTENSIONS} \
+    && docker-php-ext-install -j$(nproc) ${PHP_EXTENSIONS} \
     && pecl install -o -f ${PHP_PECL_EXTENSIONS} ${ADDITIONAL_PHP_PECL_EXTENSIONS} \
     && rm -rf /tmp/pear \
     && docker-php-ext-enable ${PHP_EXTENSIONS} ${PHP_PECL_EXTENSIONS} \
-    && apk del --no-cache .php-build-deps
+    && apk del --no-cache .php-build-deps build-base
 
 # Related to https://github.com/docker-library/php/issues/240
 ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so
diff --git a/alpine/3.19/8.2/Dockerfile b/alpine/3.19/8.2/Dockerfile
index bf2ff163..4fb651b1 100644
--- a/alpine/3.19/8.2/Dockerfile
+++ b/alpine/3.19/8.2/Dockerfile
@@ -15,11 +15,19 @@ ENV srcRoot /data
 
 RUN mkdir -p ${srcRoot}
 
+# Temporarily use Alpine 3.18 repositories to fetch specific ICU package versions
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/community" >> /etc/apk/repositories \
+    && apk update \
+    && apk add --no-cache icu-libs=73.2-r2 icu-dev=73.2-r2 icu-data-full=73.2-r2 \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.19/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.19/community" >> /etc/apk/repositories \
+    && apk update
+
 ARG PHP_RUN_DEPS="\
     freetype \
     gmp \
     gnu-libiconv \
-    icu-libs \
     libbz2 \
     libc6-compat \
     libjpeg-turbo \
@@ -36,15 +44,14 @@ ARG PHP_BUILD_DEPS="\
     bzip2-dev \
     freetype-dev \
     gmp-dev \
-    icu-dev \
-    icu-data-full \
     libjpeg-turbo-dev \
     libpng-dev \
     libwebp-dev \
     libxml2-dev \
     libxpm-dev \
     libzip-dev \
-    postgresql-dev"
+    postgresql-dev \
+    build-base"
 
 ARG PHP_EXTENSIONS="\
     bcmath \
@@ -94,14 +101,13 @@ RUN apk update \
     shadow \
     unzip \
     linux-headers \
+    libstdc++ \
+    gcompat \
     ${PHP_RUN_DEPS} \
-    && \
-    apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
-    && \
-    apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
+    && apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
+    && apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
     && rm -rf /var/lib/apt/lists/ \
-    && \
-    docker-php-ext-configure gd \
+    && docker-php-ext-configure gd \
       --disable-gd-jis-conv \
       --with-freetype=/usr \
       --with-jpeg=/usr \
@@ -111,7 +117,7 @@ RUN apk update \
     && pecl install -o -f ${PHP_PECL_EXTENSIONS} ${ADDITIONAL_PHP_PECL_EXTENSIONS} \
     && rm -rf /tmp/pear \
     && docker-php-ext-enable ${PHP_EXTENSIONS} ${PHP_PECL_EXTENSIONS} \
-    && apk del --no-cache .php-build-deps
+    && apk del --no-cache .php-build-deps build-base
 
 # Related to https://github.com/docker-library/php/issues/240
 ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so
diff --git a/alpine/3.20/8.1/Dockerfile b/alpine/3.20/8.1/Dockerfile
index 454e80b5..75b0cbb7 100644
--- a/alpine/3.20/8.1/Dockerfile
+++ b/alpine/3.20/8.1/Dockerfile
@@ -15,11 +15,19 @@ ENV srcRoot /data
 
 RUN mkdir -p ${srcRoot}
 
+# Temporarily use Alpine 3.18 repositories to fetch specific ICU package versions
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/community" >> /etc/apk/repositories \
+    && apk update \
+    && apk add --no-cache icu-libs=73.2-r2 icu-dev=73.2-r2 icu-data-full=73.2-r2 \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.20/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.20/community" >> /etc/apk/repositories \
+    && apk update
+
 ARG PHP_RUN_DEPS="\
     freetype \
     gmp \
     gnu-libiconv \
-    icu-libs \
     libbz2 \
     libc6-compat \
     libjpeg-turbo \
@@ -36,15 +44,14 @@ ARG PHP_BUILD_DEPS="\
     bzip2-dev \
     freetype-dev \
     gmp-dev \
-    icu-dev \
-    icu-data-full \
     libjpeg-turbo-dev \
     libpng-dev \
     libwebp-dev \
     libxml2-dev \
     libxpm-dev \
     libzip-dev \
-    postgresql-dev"
+    postgresql-dev \
+    build-base"
 
 ARG PHP_EXTENSIONS="\
     bcmath \
@@ -93,14 +100,13 @@ RUN apk update \
     shadow \
     unzip \
     linux-headers \
+    libstdc++ \
+    gcompat \
     ${PHP_RUN_DEPS} \
-    && \
-    apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
-    && \ 
-    apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
+    && apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
+    && apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
     && rm -rf /var/lib/apt/lists/ \
-    && \
-    docker-php-ext-configure gd \
+    && docker-php-ext-configure gd \
       --disable-gd-jis-conv \
       --with-freetype=/usr \
       --with-jpeg=/usr \
@@ -110,7 +116,7 @@ RUN apk update \
     && pecl install -o -f ${PHP_PECL_EXTENSIONS} ${ADDITIONAL_PHP_PECL_EXTENSIONS} \
     && rm -rf /tmp/pear \
     && docker-php-ext-enable ${PHP_EXTENSIONS} ${PHP_PECL_EXTENSIONS} \
-    && apk del --no-cache .php-build-deps
+    && apk del --no-cache .php-build-deps build-base
 
 # Related to https://github.com/docker-library/php/issues/240
 ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so
diff --git a/alpine/3.20/8.2/Dockerfile b/alpine/3.20/8.2/Dockerfile
index b37a6f91..3d3c33a5 100644
--- a/alpine/3.20/8.2/Dockerfile
+++ b/alpine/3.20/8.2/Dockerfile
@@ -15,11 +15,19 @@ ENV srcRoot /data
 
 RUN mkdir -p ${srcRoot}
 
+# Temporarily use Alpine 3.18 repositories to fetch specific ICU package versions
+RUN echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.18/community" >> /etc/apk/repositories \
+    && apk update \
+    && apk add --no-cache icu-libs=73.2-r2 icu-dev=73.2-r2 icu-data-full=73.2-r2 \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.20/main" > /etc/apk/repositories \
+    && echo "https://dl-cdn.alpinelinux.org/alpine/v3.20/community" >> /etc/apk/repositories \
+    && apk update
+
 ARG PHP_RUN_DEPS="\
     freetype \
     gmp \
     gnu-libiconv \
-    icu-libs \
     libbz2 \
     libc6-compat \
     libjpeg-turbo \
@@ -36,15 +44,14 @@ ARG PHP_BUILD_DEPS="\
     bzip2-dev \
     freetype-dev \
     gmp-dev \
-    icu-dev \
-    icu-data-full \
     libjpeg-turbo-dev \
     libpng-dev \
     libwebp-dev \
     libxml2-dev \
     libxpm-dev \
     libzip-dev \
-    postgresql-dev"
+    postgresql-dev \
+    build-base"
 
 ARG PHP_EXTENSIONS="\
     bcmath \
@@ -94,14 +101,13 @@ RUN apk update \
     shadow \
     unzip \
     linux-headers \
+    libstdc++ \
+    gcompat \
     ${PHP_RUN_DEPS} \
-    && \
-    apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
-    && \
-    apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
+    && apk add --no-cache --virtual .php-build-deps ${PHP_BUILD_DEPS} \
+    && apk add --no-cache --virtual .graphviz-build-deps ${GRAPHVIZ_BUILD_DEPS} \
     && rm -rf /var/lib/apt/lists/ \
-    && \
-    docker-php-ext-configure gd \
+    && docker-php-ext-configure gd \
       --disable-gd-jis-conv \
       --with-freetype=/usr \
       --with-jpeg=/usr \
@@ -111,7 +117,7 @@ RUN apk update \
     && pecl install -o -f ${PHP_PECL_EXTENSIONS} ${ADDITIONAL_PHP_PECL_EXTENSIONS} \
     && rm -rf /tmp/pear \
     && docker-php-ext-enable ${PHP_EXTENSIONS} ${PHP_PECL_EXTENSIONS} \
-    && apk del --no-cache .php-build-deps
+    && apk del --no-cache .php-build-deps build-base
 
 # Related to https://github.com/docker-library/php/issues/240
 ENV LD_PRELOAD /usr/lib/preloadable_libiconv.so