diff --git a/libgda.spec b/libgda.spec
index 189246f..cad5535 100644
--- a/libgda.spec
+++ b/libgda.spec
@@ -116,8 +116,8 @@ Summary:	libgda FreeTDS Provider
 Group:		System Environment/Libraries
 %description freetds
 This package includes the libgda FreeTDS provider.
-Obsoletes:	gda-freetds < %{version}-%{release}
-Provides:	gda-freetds = %{version}-%{release}
+Obsoletes:	gda-freetds < %{epoch}:%{version}-%{release}
+Provides:	gda-freetds = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{IBMDB2}
@@ -126,8 +126,8 @@ Summary:	libgda IBM DB2 Provider
 Group:		System Environment/Libraries
 %description ibmdb2
 This package includes the libgda IBM DB2 provider.
-Obsoletes:	gda-ibmdb2 < %{version}-%{release}
-Provides:	gda-ibmdb2 = %{version}-%{release}
+Obsoletes:	gda-ibmdb2 < %{epoch}:%{version}-%{release}
+Provides:	gda-ibmdb2 = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{MYSQL}
@@ -136,8 +136,8 @@ Summary:	libgda MySQL Provider
 Group:		System Environment/Libraries
 %description mysql
 This package includes the libgda MySQL provider.
-Obsoletes:	gda-mysql < %{version}-%{release}
-Provides:	gda-mysql = %{version}-%{release}
+Obsoletes:	gda-mysql < %{epoch}:%{version}-%{release}
+Provides:	gda-mysql = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{ODBC}
@@ -146,8 +146,8 @@ Summary:	libgda ODBC Provider
 Group:		System Environment/Libraries
 %description odbc
 This package includes the libgda ODBC provider.
-Obsoletes:	gda-odbc < %{version}-%{release}
-Provides:	gda-odbc = %{version}-%{release}
+Obsoletes:	gda-odbc < %{epoch}:%{version}-%{release}
+Provides:	gda-odbc = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{ORACLE}
@@ -156,8 +156,8 @@ Summary:	libgda Oracle Provider
 Group:		System Environment/Libraries
 %description oracle
 This package includes the libgda Oracle provider.
-Obsoletes:	gda-oracle < %{version}-%{release}
-Provides:	gda-oracle = %{version}-%{release}
+Obsoletes:	gda-oracle < %{epoch}:%{version}-%{release}
+Provides:	gda-oracle = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{POSTGRES}
@@ -166,8 +166,8 @@ Summary:	libgda PostgreSQL Provider
 Group:		System Environment/Libraries
 %description postgres
 This package includes the libgda PostgreSQL provider.
-Obsoletes:	gda-postgres < %{version}-%{release}
-Provides:	gda-postgres = %{version}-%{release}
+Obsoletes:	gda-postgres < %{epoch}:%{version}-%{release}
+Provides:	gda-postgres = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{SQLITE}
@@ -176,8 +176,8 @@ Summary:	libgda SQLite Provider
 Group:		System Environment/Libraries
 %description sqlite
 This package includes the libgda SQLite provider.
-Obsoletes:	gda-sqlite < %{version}-%{release}
-Provides:	gda-sqlite = %{version}-%{release}
+Obsoletes:	gda-sqlite < %{epoch}:%{version}-%{release}
+Provides:	gda-sqlite = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{SYBASE}
@@ -186,8 +186,8 @@ Summary:	libgda Sybase Provider
 Group:		System Environment/Libraries
 %description sybase
 This package includes the libgda Sybase provider.
-Obsoletes:	gda-sybase < %{version}-%{release}
-Provides:	gda-sybase = %{version}-%{release}
+Obsoletes:	gda-sybase < %{epoch}:%{version}-%{release}
+Provides:	gda-sybase = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{MDB}
@@ -196,8 +196,8 @@ Summary:	libgda MDB Provider
 Group:		System Environment/Libraries
 %description mdb
 This package includes the libgda MDB provider.
-Obsoletes:	gda-mdb < %{version}-%{release}
-Provides:	gda-mdb = %{version}-%{release}
+Obsoletes:	gda-mdb < %{epoch}:%{version}-%{release}
+Provides:	gda-mdb = %{epoch}:%{version}-%{release}
 %endif
 
 %if %{LDAP}
@@ -206,8 +206,8 @@ Summary:	libgda LDAP Provider
 Group:		System Environment/Libraries
 %description ldap
 This package includes the libgda LDAP provider.
-Obsoletes:	gda-ldap < %{version}-%{release}
-Provides:	gda-ldap = %{version}-%{release}
+Obsoletes:	gda-ldap < %{epoch}:%{version}-%{release}
+Provides:	gda-ldap = %{epoch}:%{version}-%{release}
 %endif
 
 %prep