diff --git a/salomon.csv b/salomon.csv
index ebc44e2b8f1f8fcde924b2b3ff71b68c35be9fa3..c2fd703f44293263c8d06f96fbdbf31326b5ba2b 100644
--- a/salomon.csv
+++ b/salomon.csv
@@ -475,6 +475,7 @@ protobuf/3.2.0,2
 protobuf/3.3.0-foss-2017a,2
 protobuf/3.3.0-GCC-4.9.3-2.25,2
 protobuf/3.4.0-GCC-6.4.0-2.28-Python-3.6.1,2
+protobuf/3.4.0-GCC-7.1.0-2.28-Python-3.6.1,2
 python-meep/1.4.2-intel-2015b-Python-2.7.9-Meep-1.3,2
 renderproto/0.11-intel-2015b,2
 renderproto/0.11,2