diff --git a/nginx-mod-dav-ext.spec b/nginx-mod-dav-ext.spec
index e4d50d1..20d0faa 100644
--- a/nginx-mod-dav-ext.spec
+++ b/nginx-mod-dav-ext.spec
@@ -1,7 +1,7 @@
-%define nginx_version 1.27.2
+%define nginx_version 1.27.4
 Name:          nginx-mod-dav-ext
 Version:       3.0.0
-Release:       12mamba
+Release:       13mamba
 Summary:       nginx module for WebDAV PROPFIND,OPTIONS,LOCK,UNLOCK support
 Group:         System/Servers
 Vendor:        openmamba
@@ -21,8 +21,6 @@ Requires:      nginx = %{nginx_version}
 %description
 nginx module for WebDAV PROPFIND,OPTIONS,LOCK,UNLOCK support.
 
-%debug_package
-
 %prep
 %setup -q -c -n nginx-dav-ext-module-%{version} -a0 -a1
 mv nginx-dav-ext-module-%{version} nginx-dav-ext-module
@@ -60,6 +58,9 @@ _EOF
 %doc nginx-dav-ext-module/LICENSE
 
 %changelog
+* Mon Feb 17 2025 Silvan Calarco <silvan.calarco@mambasoft.it> 3.0.0-13mamba
+- rebuilt with nginx 1.27.4
+
 * Sat Oct 12 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 3.0.0-12mamba
 - rebuit with nginx 1.27.2