diff --git a/src/main/java/noppes/npcs/client/gui/util/GuiScriptTextArea.java b/src/main/java/noppes/npcs/client/gui/util/GuiScriptTextArea.java
index 19b1e92d7..0ca82a4f1 100644
--- a/src/main/java/noppes/npcs/client/gui/util/GuiScriptTextArea.java
+++ b/src/main/java/noppes/npcs/client/gui/util/GuiScriptTextArea.java
@@ -83,7 +83,7 @@ public class GuiScriptTextArea extends GuiNpcTextField {
         // Draw text viewport background (starts after gutter)
         drawRect(x + LINE_NUMBER_GUTTER_WIDTH, y, x + width, y + height, 0xff000000);
         // Draw separator line between gutter and text area
-        drawRect(x + LINE_NUMBER_GUTTER_WIDTH, y, x + LINE_NUMBER_GUTTER_WIDTH + 1, y + height, 0xff3c3f41);
+        drawRect(x + LINE_NUMBER_GUTTER_WIDTH-1, y, x + LINE_NUMBER_GUTTER_WIDTH, y + height, 0xff3c3f41);
 
         // Enable scissor test to clip drawing to the TEXT viewport rectangle (excludes gutter)
         GL11.glEnable(GL11.GL_SCISSOR_TEST);