diff --git a/Dockerfile-debian.template b/Dockerfile-debian.template
index cea5d93b..22c0c99b 100644
--- a/Dockerfile-debian.template
+++ b/Dockerfile-debian.template
@@ -26,6 +26,7 @@ RUN set -ex; \
     \
     apt-get update; \
     apt-get install -y --no-install-recommends \
+        libbz2-dev \
         libcurl4-openssl-dev \
         libevent-dev \
         libfreetype6-dev \
@@ -48,6 +49,7 @@ RUN set -ex; \
     docker-php-ext-configure ldap --with-libdir="lib/$debMultiarch"; \
     docker-php-ext-install -j "$(nproc)" \
         bcmath \
+        bz2 \
         exif \
         gd \
         gmp \