diff --git a/CHANGELOG.md b/CHANGELOG.md
index 98a0a6b..ddb055d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,6 +21,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Set 10 minute timeout on background job that processes incoming activities.
 - Use "warn" log level for delivery errors.
 
+### Fixed
+
+- Change max body size in nginx example config to match app limit.
+
 ## [1.12.0] - 2023-01-26
 
 ### Added
diff --git a/contrib/mitra-alt-fe.nginx b/contrib/mitra-alt-fe.nginx
index 6f35bb3..0e9ec26 100644
--- a/contrib/mitra-alt-fe.nginx
+++ b/contrib/mitra-alt-fe.nginx
@@ -35,6 +35,8 @@ server {
     add_header Content-Security-Policy "default-src 'none'; connect-src 'self'; img-src 'self' data:; media-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'";
     add_header X-Content-Type-Options "nosniff";
 
+    client_max_body_size 10M;
+
     location / {
         # Frontend
         root /usr/share/mitra/www;
diff --git a/contrib/mitra.nginx b/contrib/mitra.nginx
index a03f946..d9b144f 100644
--- a/contrib/mitra.nginx
+++ b/contrib/mitra.nginx
@@ -35,6 +35,8 @@ server {
     add_header Content-Security-Policy "default-src 'none'; connect-src 'self'; img-src 'self' data:; media-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self'; frame-ancestors 'none'; base-uri 'self'; form-action 'self'";
     add_header X-Content-Type-Options "nosniff";
 
+    client_max_body_size 10M;
+
     location / {
         proxy_pass http://127.0.0.1:8383;
         proxy_set_header Host $http_host;