diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 14d0711..e370087 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -19,6 +19,7 @@ RUN \
 	curl \
 	php7 \
 	php7-ctype \
+	php7-ldap \
 	php7-gd \
 	php7-pdo \
 	php7-pdo_sqlite \