diff --git a/CHANGELOG.md b/CHANGELOG.md
index 20dfaf8e..5528d782 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,11 @@
 FlatLaf Change Log
 ==================
 
+## Unreleased
+
+- Ubuntu Linux: Fixed poorly rendered font. (issue #105)
+
+
 ## 0.35
 
 - Added drop shadows to popup menus, combobox popups, tooltips and internal
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/LinuxFontPolicy.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/LinuxFontPolicy.java
index 743e4ae2..88e7283c 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/LinuxFontPolicy.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/LinuxFontPolicy.java
@@ -74,6 +74,11 @@ class LinuxFontPolicy
 				family = family.isEmpty() ? word : (family + ' ' + word);
 		}
 
+		// Ubuntu font is rendered poorly (except if running in JetBrains VM)
+		// --> use default Java font
+		if( family.startsWith( "Ubuntu" ) && !SystemInfo.IS_JETBRAINS_JVM )
+			family = "sans";
+
 		// scale font size
 		double dsize = size * getGnomeFontScale();
 		size = (int) (dsize + 0.5);
diff --git a/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java b/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java
index 6ff56c46..bac9520c 100644
--- a/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java
+++ b/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/DemoFrame.java
@@ -141,7 +141,7 @@ class DemoFrame
 		fontMenu.addSeparator();
 		ArrayList<String> families = new ArrayList<>( Arrays.asList(
 			"Arial", "Comic Sans MS", "Courier New", "DejaVu Sans", "Dialog", "Monospaced",
-			"Noto Sans", "Roboto", "SansSerif", "Segoe UI", "Serif", "Tahoma", "Verdana" ) );
+			"Noto Sans", "Roboto", "SansSerif", "Segoe UI", "Serif", "Tahoma", "Ubuntu", "Verdana" ) );
 		if( !families.contains( currentFamily ) )
 			families.add( currentFamily );
 		families.sort( String.CASE_INSENSITIVE_ORDER );