diff --git a/Dockerfile-debian.template b/Dockerfile-debian.template
index 9345d2ef7..14ec19ff1 100644
--- a/Dockerfile-debian.template
+++ b/Dockerfile-debian.template
@@ -58,6 +58,7 @@ RUN set -ex; \
     ; \
     \
 # pecl will claim success even if one install fails, so we need to perform each install separately
+    pecl install oauth-%%OAUTH_VERSION%%; \
     pecl install APCu-%%APCU_VERSION%%; \
     pecl install memcached-%%MEMCACHED_VERSION%%; \
     pecl install redis-%%REDIS_VERSION%%; \
@@ -68,6 +69,7 @@ RUN set -ex; \
         memcached \
         redis \
         imagick \
+        oauth \
     ; \
     \
 # reset apt-mark's "manual" list so that "purge --auto-remove" will remove all build dependencies