diff --git a/linux-tkg-config/prepare b/linux-tkg-config/prepare
index 91e8c51..8f60974 100644
--- a/linux-tkg-config/prepare
+++ b/linux-tkg-config/prepare
@@ -41,19 +41,20 @@ typeset -Ag _rt_subver_map
 _rt_subver_map=(
   ["5.4"]="248"
   ["5.9"]="1"
-  ["5.10"]="201"
+  ["5.10"]="209"
   ["5.11"]="4"
   ["5.14"]="2"
-  ["5.15"]="141"
+  ["5.15"]="148"
   ["5.16"]="2"
   ["5.17"]="1"
   ["6.0"]="5"
-  ["6.1"]="67"
+  ["6.1"]="77"
   ["6.3"]="3"
   ["6.4"]="6"
   ["6.5"]="2"
-  ["6.6"]="7"
-  ["6.7"]="rc5"
+  ["6.6"]="15"
+  ["6.7"]="0"
+  ["6.8"]="rc4"
 )
 
 # PREEMPT_RT's patch revision for the kernel
@@ -62,19 +63,20 @@ typeset -Ag _rt_rev_map
 _rt_rev_map=(
   ["5.4"]="83"
   ["5.9"]="20"
-  ["5.10"]="98"
+  ["5.10"]="101"
   ["5.11"]="11"
   ["5.14"]="21"
-  ["5.15"]="72"
+  ["5.15"]="74"
   ["5.16"]="19"
   ["5.17"]="17"
   ["6.0"]="14"
-  ["6.1"]="20"
+  ["6.1"]="24"
   ["6.3"]="15"
   ["6.4"]="8"
   ["6.5"]="8"
-  ["6.6"]="18"
-  ["6.7"]="5"
+  ["6.6"]="22"
+  ["6.7"]="6"
+  ["6.8"]="4"
 )
 
 _undefine() {