diff --git a/src/cpu_map/x86_Skylake-Client-IBRS.xml b/src/cpu_map/x86_Skylake-Client-IBRS.xml
index c8e15ef974..4440313fc4 100644
--- a/src/cpu_map/x86_Skylake-Client-IBRS.xml
+++ b/src/cpu_map/x86_Skylake-Client-IBRS.xml
@@ -1,6 +1,11 @@
 <cpus>
   <model name='Skylake-Client-IBRS'>
     <signature family='6' model='94'/> <!-- 0506e0 -->
+    <signature family='6' model='78'/> <!-- 0406e0 -->
+    <!-- These are Kaby Lake and Coffee Lake successors to Skylake,
+         but we don't have specific models for them. -->
+    <signature family='6' model='142'/> <!-- 0806e0 -->
+    <signature family='6' model='158'/> <!-- 0906e0 -->
     <vendor name='Intel'/>
     <feature name='3dnowprefetch'/>
     <feature name='abm'/>
diff --git a/src/cpu_map/x86_Skylake-Client.xml b/src/cpu_map/x86_Skylake-Client.xml
index 1cfeb9196e..1053fa4a04 100644
--- a/src/cpu_map/x86_Skylake-Client.xml
+++ b/src/cpu_map/x86_Skylake-Client.xml
@@ -1,6 +1,11 @@
 <cpus>
   <model name='Skylake-Client'>
     <signature family='6' model='94'/> <!-- 0506e0 -->
+    <signature family='6' model='78'/> <!-- 0406e0 -->
+    <!-- These are Kaby Lake and Coffee Lake successors to Skylake,
+         but we don't have specific models for them. -->
+    <signature family='6' model='142'/> <!-- 0806e0 -->
+    <signature family='6' model='158'/> <!-- 0906e0 -->
     <vendor name='Intel'/>
     <feature name='3dnowprefetch'/>
     <feature name='abm'/>