diff --git a/setup.sh b/setup.sh
index 5756007027d..c2c8ec0dc3b 100644
--- a/setup.sh
+++ b/setup.sh
@@ -34,8 +34,10 @@ then
 fi
 export OS_VERSION
 
-LCG_VERSION=LCG_95
-LCG_ARCH=x86_64-${OS_VERSION}-gcc8-opt
+#LCG_VERSION=LCG_95
+#LCG_ARCH=x86_64-${OS_VERSION}-gcc8-opt
+LCG_VERSION=LCG_87
+LCG_ARCH=x86_64-${OS_VERSION}-gcc62-opt
 export LCG_VERSION
 export LCG_ARCH