diff --git a/doc/tutorial/Makefile b/doc/tutorial/Makefile
index 4e309de56..4db289767 100644
--- a/doc/tutorial/Makefile
+++ b/doc/tutorial/Makefile
@@ -6,7 +6,7 @@ CONVERT = convert
 CSS = --css-include=tutorial.css
 SPLIT = --split section
 
-TGIF_SOURCES = helpers.obj helpers2.obj
+TGIF_SOURCES = helpers.obj 
 TGIF_EPS = ${TGIF_SOURCES:.obj=.eps}
 TGIF_PNG = ${TGIF_SOURCES:.obj=.eps}