diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeClosedIcon.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeClosedIcon.java
index 04b60c22..df160011 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeClosedIcon.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeClosedIcon.java
@@ -39,7 +39,7 @@ public class FlatTreeClosedIcon
 	protected void paintIcon( Component c, Graphics2D g ) {
 		/*
 			<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
-			  <path fill="#D8D8D8" fill-rule="evenodd" d="M1 2L6 2 8 4 15 4 15 13 1 13z"/>
+			  <polygon fill="#6E6E6E" fill-rule="evenodd" points="1 2 6 2 8 4 15 4 15 13 1 13"/>
 			</svg>
 		*/
 
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeLeafIcon.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeLeafIcon.java
index c934d978..6ec8900d 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeLeafIcon.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeLeafIcon.java
@@ -40,8 +40,8 @@ public class FlatTreeLeafIcon
 		/*
 			<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
 			  <g fill="none" fill-rule="evenodd">
-			    <path fill="#D8D8D8" d="M8 6L8 1 13 1 13 15 3 15 3 6z"/>
-			    <path fill="#D8D8D8" d="M3 5L7 5 7 1z"/>
+			    <polygon fill="#6E6E6E" points="8 6 8 1 13 1 13 15 3 15 3 6"/>
+			    <polygon fill="#6E6E6E" points="3 5 7 5 7 1"/>
 			  </g>
 			</svg>
 		*/
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeOpenIcon.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeOpenIcon.java
index 2eb6d4f9..f8754d9e 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeOpenIcon.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/icons/FlatTreeOpenIcon.java
@@ -40,8 +40,8 @@ public class FlatTreeOpenIcon
 		/*
 			<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
 			  <g fill="none" fill-rule="evenodd">
-			    <path fill="#D8D8D8" d="M1 2L6 2 8 4 14 4 14 6 3.5 6 1 11z"/>
-			    <path fill="#D8D8D8" d="M4 7L16 7 13 13 1 13z"/>
+			    <polygon fill="#6E6E6E" points="1 2 6 2 8 4 14 4 14 6 3.5 6 1 11"/>
+			    <polygon fill="#6E6E6E" points="4 7 16 7 13 13 1 13"/>
 			  </g>
 			</svg>
 		*/
diff --git a/flatlaf-core/svg/TreeClosedIcon.svg b/flatlaf-core/svg/TreeClosedIcon.svg
index 5ea459f4..d01b4331 100644
--- a/flatlaf-core/svg/TreeClosedIcon.svg
+++ b/flatlaf-core/svg/TreeClosedIcon.svg
@@ -1,3 +1,3 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
-  <path fill="#D8D8D8" fill-rule="evenodd" d="M1 2L6 2 8 4 15 4 15 13 1 13z"/>
+  <polygon fill="#6E6E6E" fill-rule="evenodd" points="1 2 6 2 8 4 15 4 15 13 1 13"/>
 </svg>
diff --git a/flatlaf-core/svg/TreeLeafIcon.svg b/flatlaf-core/svg/TreeLeafIcon.svg
index 8f3665f5..81f06450 100644
--- a/flatlaf-core/svg/TreeLeafIcon.svg
+++ b/flatlaf-core/svg/TreeLeafIcon.svg
@@ -1,6 +1,6 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
   <g fill="none" fill-rule="evenodd">
-    <path fill="#D8D8D8" d="M8 6L8 1 13 1 13 15 3 15 3 6z"/>
-    <path fill="#D8D8D8" d="M3 5L7 5 7 1z"/>
+    <polygon fill="#6E6E6E" points="8 6 8 1 13 1 13 15 3 15 3 6"/>
+    <polygon fill="#6E6E6E" points="3 5 7 5 7 1"/>
   </g>
 </svg>
diff --git a/flatlaf-core/svg/TreeOpenIcon.svg b/flatlaf-core/svg/TreeOpenIcon.svg
index a694e804..0ae3582d 100644
--- a/flatlaf-core/svg/TreeOpenIcon.svg
+++ b/flatlaf-core/svg/TreeOpenIcon.svg
@@ -1,6 +1,6 @@
 <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 16 16">
   <g fill="none" fill-rule="evenodd">
-    <path fill="#D8D8D8" d="M1 2L6 2 8 4 14 4 14 6 3.5 6 1 11z"/>
-    <path fill="#D8D8D8" d="M4 7L16 7 13 13 1 13z"/>
+    <polygon fill="#6E6E6E" points="1 2 6 2 8 4 14 4 14 6 3.5 6 1 11"/>
+    <polygon fill="#6E6E6E" points="4 7 16 7 13 13 1 13"/>
   </g>
 </svg>