diff --git a/terminal/plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/textcanvas/TextLineRenderer.java b/terminal/plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/textcanvas/TextLineRenderer.java
index a441210698f..b45506abe13 100644
--- a/terminal/plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/textcanvas/TextLineRenderer.java
+++ b/terminal/plugins/org.eclipse.tm.terminal.control/src/org/eclipse/tm/internal/terminal/textcanvas/TextLineRenderer.java
@@ -97,6 +97,7 @@ public class TextLineRenderer implements ILinelRenderer {
 		}
 		gc.drawImage(buffer, x, y);
 		doubleBufferGC.dispose();
+		buffer.dispose();
 	}
 
 	private void fillBackground(GC gc, int x, int y, int width, int height) {