diff --git a/php-fpm/Dockerfile b/php-fpm/Dockerfile
index 3c88265..3187c3d 100644
--- a/php-fpm/Dockerfile
+++ b/php-fpm/Dockerfile
@@ -373,23 +373,31 @@ RUN if [ ${INSTALL_LDAP} = true ]; then \
 ARG INSTALL_MSSQL=false
 
 RUN set -eux; if [ ${INSTALL_MSSQL} = true ]; then \
-    ###########################################################################
-    # Ref from https://github.com/Microsoft/msphpsql/wiki/Dockerfile-for-adding-pdo_sqlsrv-and-sqlsrv-to-official-php-image
-    ###########################################################################
-    # Add Microsoft repo for Microsoft ODBC Driver 13 for Linux
-    apt-get install -y apt-transport-https gnupg \
-    && curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add - \
-    && curl https://packages.microsoft.com/config/debian/8/prod.list > /etc/apt/sources.list.d/mssql-release.list \
-    && apt-get update -yqq \
-    # Install Dependencies
-    && ACCEPT_EULA=Y apt-get install -y unixodbc unixodbc-dev libgss3 odbcinst msodbcsql locales \
-    && echo "en_US.UTF-8 UTF-8" > /etc/locale.gen \
-    && locale-gen \
-    # Install pdo_sqlsrv and sqlsrv from PECL. Replace pdo_sqlsrv-4.1.8preview with preferred version.
-    && pecl install pdo_sqlsrv-4.1.8preview sqlsrv-4.1.8preview \
-    && docker-php-ext-enable pdo_sqlsrv sqlsrv \
-    && php -m | grep -q 'pdo_sqlsrv' \
-    && php -m | grep -q 'sqlsrv' \
+    if [ $(php -r "echo PHP_MAJOR_VERSION;") = "5" ]; then \
+      apt-get -y install freetds-dev libsybdb5 \
+      && ln -s /usr/lib/x86_64-linux-gnu/libsybdb.so /usr/lib/libsybdb.so \
+      && docker-php-ext-install mssql pdo_dblib \
+      && php -m | grep -q 'mssql' \
+      && php -m | grep -q 'pdo_dblib' \
+    ;else \
+      ###########################################################################
+      # Ref from https://github.com/Microsoft/msphpsql/wiki/Dockerfile-for-adding-pdo_sqlsrv-and-sqlsrv-to-official-php-image
+      ###########################################################################
+      # Add Microsoft repo for Microsoft ODBC Driver 13 for Linux
+      apt-get install -y apt-transport-https gnupg \
+      && curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add - \
+      && curl https://packages.microsoft.com/config/debian/8/prod.list > /etc/apt/sources.list.d/mssql-release.list \
+      && apt-get update -yqq \
+      # Install Dependencies
+      && ACCEPT_EULA=Y apt-get install -y unixodbc unixodbc-dev libgss3 odbcinst msodbcsql locales \
+      && echo "en_US.UTF-8 UTF-8" > /etc/locale.gen \
+      && locale-gen \
+      # Install pdo_sqlsrv and sqlsrv from PECL. Replace pdo_sqlsrv-4.1.8preview with preferred version.
+      && pecl install pdo_sqlsrv-4.1.8preview sqlsrv-4.1.8preview \
+      && docker-php-ext-enable pdo_sqlsrv sqlsrv \
+      && php -m | grep -q 'pdo_sqlsrv' \
+      && php -m | grep -q 'sqlsrv' \
+    ;fi \
 ;fi
 
 ###########################################################################
diff --git a/workspace/Dockerfile b/workspace/Dockerfile
index 43f9ab6..e818998 100644
--- a/workspace/Dockerfile
+++ b/workspace/Dockerfile
@@ -577,34 +577,40 @@ ARG INSTALL_MSSQL=false
 ARG PHP_VERSION=${PHP_VERSION}
 
 RUN set -eux; if [ ${INSTALL_MSSQL} = true ]; then \
-    ###########################################################################
-    #  The following steps were taken from
-    #  https://github.com/Microsoft/msphpsql/wiki/Install-and-configuration
-    ###########################################################################
-    curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add - && \
-    curl https://packages.microsoft.com/config/ubuntu/16.04/prod.list > /etc/apt/sources.list.d/mssql-release.list && \
-    apt-get update -yqq && \
-    ACCEPT_EULA=Y apt-get install -yqq msodbcsql=13.0.1.0-1 mssql-tools=14.0.2.0-1 && \
-    apt-get install -yqq unixodbc-dev-utf16 && \
-    ln -sfn /opt/mssql-tools/bin/sqlcmd-13.0.1.0 /usr/bin/sqlcmd && \
-    ln -sfn /opt/mssql-tools/bin/bcp-13.0.1.0 /usr/bin/bcp && \
-    ACCEPT_EULA=Y apt-get install -yqq \
-        unixodbc \
-        unixodbc-dev \
-        libgss3 \
-        odbcinst \
-        msodbcsql \
-        locales && \
-    echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
-    locale-gen && \
-    pecl install sqlsrv-4.3.0 pdo_sqlsrv-4.3.0 && \
-    apt-get install -y locales && \
-    echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
-    locale-gen && \
-    echo "extension=sqlsrv.so"     > /etc/php/${PHP_VERSION}/cli/conf.d/20-sqlsrv.ini && \
-    echo "extension=pdo_sqlsrv.so" > /etc/php/${PHP_VERSION}/cli/conf.d/20-pdo_sqlsrv.ini \
-    && php -m | grep -q 'sqlsrv' \
-    && php -m | grep -q 'pdo_sqlsrv' \
+    if [ $(php -r "echo PHP_MAJOR_VERSION;") = "5" ]; then \
+      apt-get -y install php5.6-sybase freetds-bin freetds-common libsybdb5 \
+      && php -m | grep -q 'mssql' \
+      && php -m | grep -q 'pdo_dblib' \
+    ;else \
+      ###########################################################################
+      #  The following steps were taken from
+      #  https://github.com/Microsoft/msphpsql/wiki/Install-and-configuration
+      ###########################################################################
+      curl https://packages.microsoft.com/keys/microsoft.asc | apt-key add - && \
+      curl https://packages.microsoft.com/config/ubuntu/16.04/prod.list > /etc/apt/sources.list.d/mssql-release.list && \
+      apt-get update -yqq && \
+      ACCEPT_EULA=Y apt-get install -yqq msodbcsql=13.0.1.0-1 mssql-tools=14.0.2.0-1 && \
+      apt-get install -yqq unixodbc-dev-utf16 && \
+      ln -sfn /opt/mssql-tools/bin/sqlcmd-13.0.1.0 /usr/bin/sqlcmd && \
+      ln -sfn /opt/mssql-tools/bin/bcp-13.0.1.0 /usr/bin/bcp && \
+      ACCEPT_EULA=Y apt-get install -yqq \
+          unixodbc \
+          unixodbc-dev \
+          libgss3 \
+          odbcinst \
+          msodbcsql \
+          locales && \
+      echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
+      locale-gen && \
+      pecl install sqlsrv-4.3.0 pdo_sqlsrv-4.3.0 && \
+      apt-get install -y locales && \
+      echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && \
+      locale-gen && \
+      echo "extension=sqlsrv.so"     > /etc/php/${PHP_VERSION}/cli/conf.d/20-sqlsrv.ini && \
+      echo "extension=pdo_sqlsrv.so" > /etc/php/${PHP_VERSION}/cli/conf.d/20-pdo_sqlsrv.ini \
+      && php -m | grep -q 'sqlsrv' \
+      && php -m | grep -q 'pdo_sqlsrv' \
+    ;fi \
 ;fi
 
 ###########################################################################