diff --git a/Dockerfile-alpine.template b/Dockerfile-alpine.template
index 38e00615..4bc020d5 100644
--- a/Dockerfile-alpine.template
+++ b/Dockerfile-alpine.template
@@ -79,7 +79,7 @@ ENV PHP_MEMORY_LIMIT 512M
 ENV PHP_UPLOAD_LIMIT 512M
 RUN { \
         echo 'opcache.enable=1'; \
-        echo 'opcache.interned_strings_buffer=8'; \
+        echo 'opcache.interned_strings_buffer=16'; \
         echo 'opcache.max_accelerated_files=10000'; \
         echo 'opcache.memory_consumption=128'; \
         echo 'opcache.save_comments=1'; \