diff --git a/src/v_draw.cpp b/src/v_draw.cpp
index 37648112f..fc592949c 100644
--- a/src/v_draw.cpp
+++ b/src/v_draw.cpp
@@ -959,6 +959,19 @@ void DCanvas::DrawLine(int x0, int y0, int x1, int y1, int palColor, uint32_t re
 #endif
 }
 
+DEFINE_ACTION_FUNCTION(_Screen, DrawLine)
+{
+	PARAM_PROLOGUE;
+	PARAM_INT(x0);
+	PARAM_INT(y0);
+	PARAM_INT(x1);
+	PARAM_INT(y1);
+	PARAM_INT(color);
+	if (!screen->HasBegun2D()) ThrowAbortException(X_OTHER, "Attempt to draw to screen outside a draw function");
+	screen->DrawLine(x0, y0, x1, y1, -1, color);
+	return 0;
+}
+
 void DCanvas::DrawPixel(int x, int y, int palColor, uint32_t realcolor)
 {
 #ifndef NO_SWRENDER
diff --git a/wadsrc/static/zscript/base.txt b/wadsrc/static/zscript/base.txt
index e38517142..89eea6bde 100644
--- a/wadsrc/static/zscript/base.txt
+++ b/wadsrc/static/zscript/base.txt
@@ -168,6 +168,7 @@ struct Screen native
 	native static vararg void DrawTexture(TextureID tex, bool animate, double x, double y, ...);
 	native static vararg void DrawChar(Font font, int normalcolor, double x, double y, int character, ...);
 	native static vararg void DrawText(Font font, int normalcolor, double x, double y, String text, ...);
+	native static void DrawLine(int x0, int y0, int x1, int y1, Color color);
 	native static void DrawFrame(int x, int y, int w, int h);
 	native static Vector2, Vector2 VirtualToRealCoords(Vector2 pos, Vector2 size, Vector2 vsize, bool vbottom=false, bool handleaspect=true);
 	native static double GetAspectRatio();