diff --git a/Makefile.am b/Makefile.am
index 6fd986ce..40bb36bf 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -113,7 +113,7 @@ DOCS= README install.txt usage.txt wizard.txt example.c libjpeg.txt \
 TESTFILES= testorig.jpg testorig.ppm testimg.bmp testimgflt.jpg \
 	testimgfst.jpg testimgint.jpg testimgp.jpg testimgflt.ppm testimgfst.ppm \
 	testimgint.ppm testimgflt-nosimd.jpg testimgcrop.jpg testimgari.jpg \
-	testimgari.ppm
+	testimgari.ppm testimgfst100.jpg
 
 EXTRA_DIST = win release $(DOCS) $(TESTFILES) CMakeLists.txt \
 	sharedlib/CMakeLists.txt cmakescripts libjpeg.map.in