diff --git a/CHANGELOG.md b/CHANGELOG.md
index bfd0bfcc..61590d3d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,8 @@ FlatLaf Change Log
 - ToolTip: Do not show empty tooltip component if tooltip text is an empty
   string. (issue #134)
 - Button: Support specifying button border width.
+- ComboBox: Changed maximum row count of popup list to 15 (was 20). Set UI value
+  `ComboBox.maximumRowCount` to any integer to use a different value.
 
 
 ## 0.38
diff --git a/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties b/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties
index 776d557c..25525fbb 100644
--- a/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties
+++ b/flatlaf-core/src/main/resources/com/formdev/flatlaf/FlatLaf.properties
@@ -181,7 +181,7 @@ ComboBox.border=com.formdev.flatlaf.ui.FlatRoundBorder
 ComboBox.padding=2,6,2,6
 ComboBox.minimumWidth=72
 ComboBox.editorColumns=0
-ComboBox.maximumRowCount=20
+ComboBox.maximumRowCount=15
 [mac]ComboBox.showPopupOnNavigation=true
 ComboBox.buttonStyle=auto
 
diff --git a/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatDarkLaf_1.8.0_202.txt b/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatDarkLaf_1.8.0_202.txt
index 1f81a626..4e0ea56d 100644
--- a/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatDarkLaf_1.8.0_202.txt
+++ b/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatDarkLaf_1.8.0_202.txt
@@ -197,7 +197,7 @@ ComboBox.editorColumns         0
 ComboBox.font                  [active] $defaultFont [UI]
 ComboBox.foreground            #bbbbbb    javax.swing.plaf.ColorUIResource [UI]
 ComboBox.isEnterSelectablePopup false
-ComboBox.maximumRowCount       20
+ComboBox.maximumRowCount       15
 ComboBox.minimumWidth          72
 ComboBox.noActionOnKeyNavigation false
 ComboBox.padding               2,6,2,6    javax.swing.plaf.InsetsUIResource [UI]
diff --git a/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatLightLaf_1.8.0_202.txt b/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatLightLaf_1.8.0_202.txt
index 785c40e6..6e90d26e 100644
--- a/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatLightLaf_1.8.0_202.txt
+++ b/flatlaf-testing/src/main/resources/com/formdev/flatlaf/testing/uidefaults/FlatLightLaf_1.8.0_202.txt
@@ -201,7 +201,7 @@ ComboBox.editorColumns         0
 ComboBox.font                  [active] $defaultFont [UI]
 ComboBox.foreground            #000000    javax.swing.plaf.ColorUIResource [UI]
 ComboBox.isEnterSelectablePopup false
-ComboBox.maximumRowCount       20
+ComboBox.maximumRowCount       15
 ComboBox.minimumWidth          72
 ComboBox.noActionOnKeyNavigation false
 ComboBox.padding               2,6,2,6    javax.swing.plaf.InsetsUIResource [UI]