diff --git a/uv2000.csv b/uv2000.csv
index ced42330454723fdfad406cf03ff29786ab6056c..cea2a186d201d7ded83bab6ae48fc0cac92575d8 100644
--- a/uv2000.csv
+++ b/uv2000.csv
@@ -57,7 +57,6 @@ libxml2/2.9.4,4
 libxml2/2.9.4-Python-2.7.13,4
 LLVM/6.0.1-GCC-6.3.0-2.27,4
 M4/1.4.18,4
-M4/1.4.18-GCCcore-6.3.0,4
 Mako/1.0.6-Python-2.7.13,4
 Mesa/18.1.3-GCC-6.3.0-2.27,4
 METIS/5.1.0-intel-2017a,4