diff --git a/src/main/java/cz/kamma/llamarunner/Main.java b/src/main/java/cz/kamma/llamarunner/Main.java
index c61f452..c8bc7ad 100644
--- a/src/main/java/cz/kamma/llamarunner/Main.java
+++ b/src/main/java/cz/kamma/llamarunner/Main.java
@@ -814,8 +814,8 @@ public class Main extends JFrame {
 
         gbc.gridx = 1;
         gbc.weightx = 1.0;
-        cacheTypeKComboBox = new JComboBox<>(new String[] { "bf16", "f16", "f32", "f8", "q8_0", "turbo3", "turbo4" });
-        cacheTypeKComboBox.setSelectedIndex(0);
+        cacheTypeKComboBox = new JComboBox<>(new String[] { "bf16", "f16", "f32", "f8", "q8_0", "q5_0", "turbo3", "turbo4" });
+        cacheTypeKComboBox.setSelectedIndex(4);
         increaseComboBoxHeight(cacheTypeKComboBox);
         cacheTypeKComboBox.addActionListener(e -> updateCommandPreview());
         panel.add(cacheTypeKComboBox, gbc);
@@ -827,8 +827,8 @@ public class Main extends JFrame {
 
         gbc.gridx = 1;
         gbc.weightx = 1.0;
-        cacheTypeVComboBox = new JComboBox<>(new String[] { "bf16", "f16", "f32", "f8", "q8_0", "turbo3", "turbo4" });
-        cacheTypeVComboBox.setSelectedIndex(0);
+        cacheTypeVComboBox = new JComboBox<>(new String[] { "bf16", "f16", "f32", "f8", "q8_0", "q5_0", "turbo3", "turbo4" });
+        cacheTypeVComboBox.setSelectedIndex(4);
         increaseComboBoxHeight(cacheTypeVComboBox);
         cacheTypeVComboBox.addActionListener(e -> updateCommandPreview());
         panel.add(cacheTypeVComboBox, gbc);
diff --git a/src/main/java/cz/kamma/llamarunner/ModelConfig.java b/src/main/java/cz/kamma/llamarunner/ModelConfig.java
index f2d613c..f74b974 100644
--- a/src/main/java/cz/kamma/llamarunner/ModelConfig.java
+++ b/src/main/java/cz/kamma/llamarunner/ModelConfig.java
@@ -39,8 +39,8 @@ public class ModelConfig implements Serializable {
         this.threads = 99;
         this.flashAttention = true;
         this.kvUnified = true;
-        this.cacheTypeK = "bf16";
-        this.cacheTypeV = "bf16";
+        this.cacheTypeK = "q8_0";
+        this.cacheTypeV = "q8_0";
         this.temperature = 0.6;
         this.topP = 0.95;
         this.topK = 20;