diff --git a/customization.cfg b/customization.cfg
index 694b3f4..5221abf 100644
--- a/customization.cfg
+++ b/customization.cfg
@@ -177,7 +177,7 @@ _random_trust_cpu="false"
 # Valid values are "none", "smt", "mc", "mc-llc"(for zen), "smp", "all" - Kernel default is "smt"
 _runqueue_sharing=""
 
-# Timer frequency - "100" "500", "750" or "1000" - More options available in kernel config prompt when left empty depending on selected cpusched - Kernel default is "500" - For MuQSS, 100Hz is recommended
+# Timer frequency - "100" "500", "750" or "1000" ("2000" can be set for cacule cpu sched, and will fallback to 1000 for other schedulers) - More options available in kernel config prompt when left empty depending on selected cpusched - Kernel default is "500" - For MuQSS, 100Hz is recommended
 _timer_freq=""
 
 # Default CPU governor - "performance", "ondemand", "schedutil" or leave empty for default (schedutil)
diff --git a/linux-tkg-config/prepare b/linux-tkg-config/prepare
index 382d429..b148c0f 100644
--- a/linux-tkg-config/prepare
+++ b/linux-tkg-config/prepare
@@ -1015,6 +1015,20 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\n
   if [ -n "$_timer_freq" ] && [ "$_timer_freq" != "300" ]; then
     sed -i -e 's/CONFIG_HZ_300=y/# CONFIG_HZ_300 is not set/' ./.config
     sed -i -e 's/CONFIG_HZ_300_NODEF=y/# CONFIG_HZ_300_NODEF is not set/' ./.config
+    if [ "$_timer_freq" = "2000" ] && [ "${_cpusched}" != "cacule" ]; then
+      _timer_freq="1000"
+    elif [ "$_timer_freq" = "2000" ] && [ "${_cpusched}" = "cacule" ]; then
+      sed -i -e 's/CONFIG_HZ=300/CONFIG_HZ=2000/' ./.config
+      echo "CONFIG_HZ_2000=y" >> ./.config
+      echo "# CONFIG_HZ_500 is not set" >> ./.config
+      echo "# CONFIG_HZ_500_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_750 is not set" >> ./.config
+      echo "# CONFIG_HZ_750_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_1000 is not set" >> ./.config
+      echo "# CONFIG_HZ_1000_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_250_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_300_NODEF is not set" >> ./.config
+    fi
     if [ "$_timer_freq" = "1000" ]; then
       sed -i -e 's/# CONFIG_HZ_1000 is not set/CONFIG_HZ_1000=y/' ./.config
       sed -i -e 's/CONFIG_HZ=300/CONFIG_HZ=1000/' ./.config
@@ -1025,6 +1039,7 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\n
       echo "CONFIG_HZ_1000_NODEF=y" >> ./.config
       echo "# CONFIG_HZ_250_NODEF is not set" >> ./.config
       echo "# CONFIG_HZ_300_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_2000 is not set" >> ./.config
     elif [ "$_timer_freq" = "750" ]; then
       sed -i -e 's/CONFIG_HZ=300/CONFIG_HZ=750/' ./.config
       echo "# CONFIG_HZ_500 is not set" >> ./.config
@@ -1034,6 +1049,7 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\n
       echo "# CONFIG_HZ_1000_NODEF is not set" >> ./.config
       echo "# CONFIG_HZ_250_NODEF is not set" >> ./.config
       echo "# CONFIG_HZ_300_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_2000 is not set" >> ./.config
     elif [ "$_timer_freq" = "500" ]; then
       sed -i -e 's/CONFIG_HZ=300/CONFIG_HZ=500/' ./.config
       echo "CONFIG_HZ_500=y" >> ./.config
@@ -1043,6 +1059,7 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\n
       echo "# CONFIG_HZ_1000_NODEF is not set" >> ./.config
       echo "# CONFIG_HZ_250_NODEF is not set" >> ./.config
       echo "# CONFIG_HZ_300_NODEF is not set" >> ./.config
+      echo "# CONFIG_HZ_2000 is not set" >> ./.config
     elif [ "$_timer_freq" = "100" ]; then
       sed -i -e 's/CONFIG_HZ=300/CONFIG_HZ=100/' ./.config
       echo "# CONFIG_HZ_500 is not set" >> ./.config
@@ -1054,6 +1071,7 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\n
       echo "# CONFIG_HZ_300_NODEF is not set" >> ./.config
       echo "CONFIG_HZ_100=y" >> ./.config
       echo "CONFIG_HZ_100_NODEF=y" >> ./.config
+      echo "# CONFIG_HZ_2000 is not set" >> ./.config
     fi
   elif [ "${_cpusched}" = "MuQSS" ] && [ -z "$_timer_freq" ]; then
       sed -i -e 's/CONFIG_HZ=300/CONFIG_HZ=100/' ./.config
@@ -1066,6 +1084,7 @@ CONFIG_DEBUG_INFO_BTF_MODULES=y\n
       echo "# CONFIG_HZ_300_NODEF is not set" >> ./.config
       echo "CONFIG_HZ_100=y" >> ./.config
       echo "CONFIG_HZ_100_NODEF=y" >> ./.config
+      echo "# CONFIG_HZ_2000 is not set" >> ./.config
   else
     sed -i -e 's/CONFIG_HZ_300=y/# CONFIG_HZ_300 is not set/' ./.config
     sed -i -e 's/CONFIG_HZ_300_NODEF=y/# CONFIG_HZ_300_NODEF is not set/' ./.config