diff --git a/admin_manual/installation/source_installation.rst b/admin_manual/installation/source_installation.rst
index fec948832..f4d0e702d 100644
--- a/admin_manual/installation/source_installation.rst
+++ b/admin_manual/installation/source_installation.rst
@@ -306,7 +306,7 @@ Next install the PHP modules needed for this install. Remember, because this is
 
     yum install -y php72w php72w-cli php72w-common php72w-curl php72w-gd \
     php72w-mbstring php72w-mysqlnd php72w-process php72w-xml php72w-zip \
-    php72w-opcache php72w-pecl-apcu php72w-intl php72w-pecl-redis
+    php72w-opcache php72w-pecl-apcu php72w-intl php72w-pecl-redis php72w-pecl-imagick
 
 **Database**