diff --git a/Dockerfile b/Dockerfile
index 72d1c46..c821dd7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,7 @@ RUN echo "@community https://nl.alpinelinux.org/alpine/v3.7/community" >> /etc/a
     php7-openssl@community \
     php7-json@community \
     php7-zlib@community \
+    php7-pdo_pgsql@community \
     php7-pdo_mysql@community \
     php7-pdo_sqlite@community \
     php7-sqlite3@community \
diff --git a/README.md b/README.md
index 02131bb..c5f23f5 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Rainloop is a simple, modern & fast web-based client. More details on the [offic
 - Lightweight & secure image (no root process)
 - Based on Alpine
 - Latest Rainloop **Community Edition** (stable)
-- Contacts (DB) : sqlite, or mysql (server not built-in)
+- Contacts (DB) : sqlite, mysql or pgsql (server not built-in)
 - With Nginx and PHP7
 - Postfixadmin-change-password plugin