diff --git a/10.0/apache/Dockerfile b/10.0/apache/Dockerfile
index b1a9cf1..2b56a96 100644
--- a/10.0/apache/Dockerfile
+++ b/10.0/apache/Dockerfile
@@ -16,6 +16,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 		libpng-dev \
 		libpq-dev \
 		libxml2-dev \
+		unzip \
 	&& rm -rf /var/lib/apt/lists/*
 
 # https://doc.owncloud.org/server/8.1/admin_manual/installation/source_installation.html#prerequisites
diff --git a/10.0/fpm/Dockerfile b/10.0/fpm/Dockerfile
index 7893c1d..6ef3a93 100644
--- a/10.0/fpm/Dockerfile
+++ b/10.0/fpm/Dockerfile
@@ -16,6 +16,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 		libpng-dev \
 		libpq-dev \
 		libxml2-dev \
+		unzip \
 	&& rm -rf /var/lib/apt/lists/*
 
 # https://doc.owncloud.org/server/8.1/admin_manual/installation/source_installation.html#prerequisites
diff --git a/9.1/apache/Dockerfile b/9.1/apache/Dockerfile
index fb0d508..4654fb8 100644
--- a/9.1/apache/Dockerfile
+++ b/9.1/apache/Dockerfile
@@ -16,6 +16,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 		libpng-dev \
 		libpq-dev \
 		libxml2-dev \
+		unzip \
 	&& rm -rf /var/lib/apt/lists/*
 
 # https://doc.owncloud.org/server/8.1/admin_manual/installation/source_installation.html#prerequisites
diff --git a/9.1/fpm/Dockerfile b/9.1/fpm/Dockerfile
index 1e67f13..c41e61d 100644
--- a/9.1/fpm/Dockerfile
+++ b/9.1/fpm/Dockerfile
@@ -16,6 +16,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 		libpng-dev \
 		libpq-dev \
 		libxml2-dev \
+		unzip \
 	&& rm -rf /var/lib/apt/lists/*
 
 # https://doc.owncloud.org/server/8.1/admin_manual/installation/source_installation.html#prerequisites
diff --git a/Dockerfile.template b/Dockerfile.template
index ba21e25..2b7fbc2 100644
--- a/Dockerfile.template
+++ b/Dockerfile.template
@@ -16,6 +16,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 		libpng-dev \
 		libpq-dev \
 		libxml2-dev \
+		unzip \
 	&& rm -rf /var/lib/apt/lists/*
 
 # https://doc.owncloud.org/server/8.1/admin_manual/installation/source_installation.html#prerequisites