diff --git a/virtualbox-guest-preamble b/virtualbox-guest-preamble
index bb3254c..2aeae03 100644
--- a/virtualbox-guest-preamble
+++ b/virtualbox-guest-preamble
@@ -2,4 +2,4 @@ Requires: kernel-%1
 Provides: virtualbox-guest-kmp = %version
 #rename from ose version:
 Provides:  virtualbox-ose-guest-kmp = %version
-Obsoletes: virtualbox-ose-guest-kmp = %version
+Obsoletes: virtualbox-ose-guest-kmp < %version
diff --git a/virtualbox-host-preamble b/virtualbox-host-preamble
index a49d683..d2406a8 100644
--- a/virtualbox-host-preamble
+++ b/virtualbox-host-preamble
@@ -2,4 +2,4 @@ Requires: kernel-%1
 Provides: virtualbox-host-kmp = %version
 #rename from ose version:
 Provides: virtualbox-ose-host-kmp = %version
-Obsoletes: virtualbox-ose-host-kmp = %version
+Obsoletes: virtualbox-ose-host-kmp < %version
diff --git a/virtualbox.spec b/virtualbox.spec
index c85d43b..078bca0 100644
--- a/virtualbox.spec
+++ b/virtualbox.spec
@@ -92,7 +92,7 @@ Requires:       %{name}-host-kmp = %version
 Recommends:     %{name}-qt = %version
 #rename from ose version:
 Provides:       %{name}-ose = %version
-Obsoletes:      %{name}-ose = %version
+Obsoletes:      %{name}-ose < %version
 
 %description
 VirtualBox is an extremely feature rich, high performance product
@@ -107,7 +107,7 @@ Group:          System/Emulators/PC
 Requires:       %{name} = %{version}
 #rename from "ose" version:
 Provides:       %{name}-ose-qt = %version
-Obsoletes:      %{name}-ose-qt = %version
+Obsoletes:      %{name}-ose-qt < %version
 
 
 %description qt
@@ -141,7 +141,7 @@ Requires:       %{name}-guest-kmp = %version
 Supplements:    modalias(pci:v000080EEd0000BEEFsv*sd*bc*sc*i*)
 #rename from xorg-x11-driver-virtualbox-ose:
 Provides:       xorg-x11-driver-virtualbox-ose = %version
-Obsoletes:      xorg-x11-driver-virtualbox-ose = %version
+Obsoletes:      xorg-x11-driver-virtualbox-ose < %version
 
 %description guest-x11
 VirtualBox 
@@ -155,7 +155,7 @@ Requires:       %{name}-guest-kmp = %version
 Supplements:    modalias(pci:v000080EEd0000BEEFsv*sd*bc*sc*i*)
 #rename from "ose" version:
 Provides:       virtualbox-ose-guest-tools = %version
-Obsoletes:      virtualbox-ose-guest-tools = %version
+Obsoletes:      virtualbox-ose-guest-tools < %version
 
 %description guest-tools
 VirtualBox guest addition tools.
@@ -167,7 +167,7 @@ Group:          Development/Libraries/Python
 Requires:       %{name} = %{version}
 #rename from "ose" version:
 Provides:       python-%{name}-ose = %version
-Obsoletes:      python-%{name}-ose = %version
+Obsoletes:      python-%{name}-ose < %version
 
 %description -n python-%{name}
 Python XPCOM bindings to %{name}.
@@ -180,7 +180,7 @@ Requires:       %{name} = %{version}
 Requires:       python-%{name} = %{version}
 #rename from "ose" version:
 Provides:       %{name}-ose-devel = %version
-Obsoletes:      %{name}-ose-devel = %version
+Obsoletes:      %{name}-ose-devel < %version
 
 %description devel
 Development file for %{name}