diff --git a/postgresql14.spec b/postgresql14.spec
index 4568108..93f6f8e 100644
--- a/postgresql14.spec
+++ b/postgresql14.spec
@@ -5,7 +5,7 @@
 
 Name:          postgresql14
 Version:       14.6
-Release:       1mamba
+Release:       2mamba
 Summary:       An object-relational database management system (ORDBMS)
 Group:         Applications/Databases
 Vendor:        openmamba
@@ -125,6 +125,12 @@ The postgresql-docs package includes some additional documentation for PostgreSQ
 
 %debug_package
 
+# Don't clean build at the end
+%global __spec_rmbuild_cmd /bin/true
+
+%global __provides_exclude ^libecpg.so|^libecpg_compat.so|^libpgtypes.so|^libpq.so|^libpqwalreceiver.so
+%global __requires_exclude ^libecpg.so|^libecpg_compat.so|^libpgtypes.so|^libpq.so|^libpqwalreceiver.so
+
 %prep
 %setup -q -n postgresql-%{version}
 #-D -T
@@ -336,6 +342,9 @@ fi
 #%{_libdir}/postgresql/tutorial/*
 
 %changelog
+* Thu Dec 15 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 14.6-2mamba
+- exclude provides conflicting with libpostgresql
+
 * Tue Nov 29 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 14.6-1mamba
 - update to 14.6
 - legacy package