diff --git a/21/apache/Dockerfile b/21/apache/Dockerfile
index 82a14ddd..a5f1f58d 100644
--- a/21/apache/Dockerfile
+++ b/21/apache/Dockerfile
@@ -92,7 +92,7 @@ RUN set -ex; \
 # see https://docs.nextcloud.com/server/latest/admin_manual/installation/server_tuning.html#enable-php-opcache
 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'; \
diff --git a/21/fpm-alpine/Dockerfile b/21/fpm-alpine/Dockerfile
index 16f892ca..3a17807b 100644
--- a/21/fpm-alpine/Dockerfile
+++ b/21/fpm-alpine/Dockerfile
@@ -80,7 +80,7 @@ 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'; \
diff --git a/21/fpm/Dockerfile b/21/fpm/Dockerfile
index b26e241a..9c38383c 100644
--- a/21/fpm/Dockerfile
+++ b/21/fpm/Dockerfile
@@ -92,7 +92,7 @@ RUN set -ex; \
 # see https://docs.nextcloud.com/server/latest/admin_manual/installation/server_tuning.html#enable-php-opcache
 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'; \
diff --git a/22/apache/Dockerfile b/22/apache/Dockerfile
index af2b28c0..37428d11 100644
--- a/22/apache/Dockerfile
+++ b/22/apache/Dockerfile
@@ -92,7 +92,7 @@ RUN set -ex; \
 # see https://docs.nextcloud.com/server/latest/admin_manual/installation/server_tuning.html#enable-php-opcache
 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'; \
diff --git a/22/fpm-alpine/Dockerfile b/22/fpm-alpine/Dockerfile
index 0344227f..67b80361 100644
--- a/22/fpm-alpine/Dockerfile
+++ b/22/fpm-alpine/Dockerfile
@@ -80,7 +80,7 @@ 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'; \
diff --git a/22/fpm/Dockerfile b/22/fpm/Dockerfile
index e87712ac..e60427fe 100644
--- a/22/fpm/Dockerfile
+++ b/22/fpm/Dockerfile
@@ -92,7 +92,7 @@ RUN set -ex; \
 # see https://docs.nextcloud.com/server/latest/admin_manual/installation/server_tuning.html#enable-php-opcache
 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'; \
diff --git a/23/apache/Dockerfile b/23/apache/Dockerfile
index 5f899e35..d160bb98 100644
--- a/23/apache/Dockerfile
+++ b/23/apache/Dockerfile
@@ -92,7 +92,7 @@ RUN set -ex; \
 # see https://docs.nextcloud.com/server/latest/admin_manual/installation/server_tuning.html#enable-php-opcache
 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'; \
diff --git a/23/fpm-alpine/Dockerfile b/23/fpm-alpine/Dockerfile
index 3037a3bb..71bbf1b4 100644
--- a/23/fpm-alpine/Dockerfile
+++ b/23/fpm-alpine/Dockerfile
@@ -80,7 +80,7 @@ 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'; \
diff --git a/23/fpm/Dockerfile b/23/fpm/Dockerfile
index 58262f26..40cfa104 100644
--- a/23/fpm/Dockerfile
+++ b/23/fpm/Dockerfile
@@ -92,7 +92,7 @@ RUN set -ex; \
 # see https://docs.nextcloud.com/server/latest/admin_manual/installation/server_tuning.html#enable-php-opcache
 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'; \