diff --git a/.github/workflows/kcpp-build-release-linux-cuda12.yaml b/.github/workflows/kcpp-build-release-linux-cuda12.yaml
index 5365a1012..4ee4d6ae4 100644
--- a/.github/workflows/kcpp-build-release-linux-cuda12.yaml
+++ b/.github/workflows/kcpp-build-release-linux-cuda12.yaml
@@ -23,7 +23,16 @@ jobs:
         run: |
           apt-get update
           apt-get install -y sudo
-          sudo apt-get -y install git curl bzip2
+          export DEBIAN_FRONTEND=noninteractive
+          sudo ln -fs /usr/share/zoneinfo/UTC /etc/localtime
+          echo "tzdata tzdata/Areas select Etc" | sudo debconf-set-selections
+          echo "tzdata tzdata/Zones/Etc select UTC" | sudo debconf-set-selections
+          sudo apt-get -y install git curl bzip2 python3-tk tcl tk
+
+      - name: Set Tcl/Tk Paths
+        run: |
+          echo "TCL_LIBRARY=$(find /usr/lib/ -name 'tcl8*' | head -n 1)" >> $GITHUB_ENV
+          echo "TK_LIBRARY=$(find /usr/lib/ -name 'tk8*' | head -n 1)" >> $GITHUB_ENV
 
       - name: Build
         id: make_build
diff --git a/.github/workflows/kcpp-build-release-linux.yaml b/.github/workflows/kcpp-build-release-linux.yaml
index 106692169..b480db6e4 100644
--- a/.github/workflows/kcpp-build-release-linux.yaml
+++ b/.github/workflows/kcpp-build-release-linux.yaml
@@ -23,7 +23,16 @@ jobs:
         run: |
           apt-get update
           apt-get install -y sudo
-          sudo apt-get -y install git curl bzip2
+          export DEBIAN_FRONTEND=noninteractive
+          sudo ln -fs /usr/share/zoneinfo/UTC /etc/localtime
+          echo "tzdata tzdata/Areas select Etc" | sudo debconf-set-selections
+          echo "tzdata tzdata/Zones/Etc select UTC" | sudo debconf-set-selections
+          sudo apt-get -y install git curl bzip2 python3-tk tcl tk
+
+      - name: Set Tcl/Tk Paths
+        run: |
+          echo "TCL_LIBRARY=$(find /usr/lib/ -name 'tcl8*' | head -n 1)" >> $GITHUB_ENV
+          echo "TK_LIBRARY=$(find /usr/lib/ -name 'tk8*' | head -n 1)" >> $GITHUB_ENV
 
       - name: Build
         id: make_build
diff --git a/koboldcpp.py b/koboldcpp.py
index 3bccc372f..3651ceb15 100644
--- a/koboldcpp.py
+++ b/koboldcpp.py
@@ -384,6 +384,9 @@ def get_default_threads():
     processor = platform.processor()
     if 'Intel' in processor:
         default_threads = (8 if default_threads > 8 else default_threads) #this helps avoid e-cores.
+    if default_threads > 48:
+        print(f"Auto CPU Threads capped at 48 (instead of {default_threads}). You can override this by passing an explicit number of --threads.")
+        default_threads = 48
     return default_threads
 
 def pick_existant_file(ntoption,nonntoption):