diff --git a/desktop/kde/plasma/sddm/pspec.xml b/desktop/kde/plasma/sddm/pspec.xml
index 584fbd94be..c817a71eb9 100644
--- a/desktop/kde/plasma/sddm/pspec.xml
+++ b/desktop/kde/plasma/sddm/pspec.xml
@@ -33,6 +33,13 @@
 
     <Package>
         <Name>sddm</Name>
+        <Conflicts>
+            <Package>lightdm</Package>
+            <Package>lxdm</Package>
+            <Package>mdm</Package>
+            <Package>gdm</Package>
+            <Package>slim</Package>
+        </Conflicts>
         <RuntimeDependencies>
             <Dependency>qt5-base</Dependency>
             <Dependency>qt5-declarative</Dependency>
@@ -62,6 +69,13 @@
     </Package>
 
     <History>
+        <Update release="4">
+            <Date>2016-09-07</Date>
+            <Version>0.13.0</Version>
+            <Comment>Add conflict list</Comment>
+            <Name>Yusuf Aydemir</Name>
+            <Email>yusuf.aydemir@pisilinux.org</Email>
+        </Update>
         <Update release="3">
             <Date>2016-08-14</Date>
             <Version>0.13.0</Version>