diff --git a/Dockerfile b/Dockerfile
index 258cfa2..8e5849f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ ENV APP_ENV=prod \
     SERVER_NAME=:8787
 
 RUN apt-get update \
-    && apt-get install -y --no-install-recommends git unzip sqlite3 libicu-dev \
+    && apt-get install -y --no-install-recommends git unzip sqlite3 libicu-dev libpq-dev \
     && rm -rf /var/lib/apt/lists/*
 
 RUN docker-php-ext-install bcmath intl pdo_pgsql