diff --git a/cmt/requirements-lsst.cc b/cmt/requirements-lsst.cc
index 7e8f61541532ecca4b60ca2340d8d44e4e1b85e7..bb92e2bc5699a7bf6e88677f83ba138f01f99c5e 100644
--- a/cmt/requirements-lsst.cc
+++ b/cmt/requirements-lsst.cc
@@ -5,7 +5,7 @@ use class HEAD
 #compiler options
 macro cpp "icpc"
 
-macro cppflags " -O2 -ip -ansi_alias -align -Wbrief -Wdeprecated -Wuninitialized -Wbrief -Wunused-function  -Wpointer-arith -Wreturn-type"
+macro cppflags " -O2 -ip -ansi_alias -align -Wall  -Wno-unknown-pragmas"
 #macro_append cppflags " -g "
 
 #CAMEL includes