diff --git a/roles/custom/matrix-static-files/defaults/main.yml b/roles/custom/matrix-static-files/defaults/main.yml
index f33b07c92..37c42a315 100644
--- a/roles/custom/matrix-static-files/defaults/main.yml
+++ b/roles/custom/matrix-static-files/defaults/main.yml
@@ -121,6 +121,10 @@ matrix_static_files_environment_variable_server_log_remote_address: false
 # See: https://static-web-server.net/configuration/environment-variables/
 matrix_static_files_environment_variable_server_config_file: /config/config.toml
 
+# Controls the SERVER_IGNORE_HIDDEN_FILES environment variable.
+# See: https://static-web-server.net/configuration/environment-variables/
+matrix_static_files_environment_variable_server_ignore_hidden_files: false
+
 # Additional environment variables.
 matrix_static_files_environment_variables_additional_variables: ''
 
diff --git a/roles/custom/matrix-static-files/templates/env.j2 b/roles/custom/matrix-static-files/templates/env.j2
index 0dd9b6f10..b095e0deb 100644
--- a/roles/custom/matrix-static-files/templates/env.j2
+++ b/roles/custom/matrix-static-files/templates/env.j2
@@ -10,5 +10,6 @@ SERVER_LOG_LEVEL={{ matrix_static_files_environment_variable_server_log_level }}
 SERVER_LOG_REMOTE_ADDRESS={{ 'true' if matrix_static_files_environment_variable_server_log_remote_address else 'false' }}
 
 SERVER_CONFIG_FILE={{ matrix_static_files_environment_variable_server_config_file }}
+SERVER_IGNORE_HIDDEN_FILES={{ matrix_static_files_environment_variable_server_ignore_hidden_files | to_json }}
 
 {{ matrix_static_files_environment_variables_additional_variables }}