diff --git a/.travis_suppressions b/.travis_suppressions
index 2b8d75bad..3cbcd7020 100644
--- a/.travis_suppressions
+++ b/.travis_suppressions
@@ -3,6 +3,8 @@ redundantNextPrevious:test/testtoken.cpp
 simplePatternError:test/testtoken.cpp
 uselessAssignmentPtrArg:build/checkstl.cpp
 uselessAssignmentPtrArg:build/tokenize.cpp
+passedByValue:build/symboldatabase.h
+passedByValue:build/library.h
 *:gui/test*
 *:test/test.cxx
 *:test/cfg*
diff --git a/test/testother.cpp b/test/testother.cpp
index 0a2be3acd..e62758c93 100644
--- a/test/testother.cpp
+++ b/test/testother.cpp
@@ -1309,7 +1309,7 @@ private:
         ASSERT_EQUALS("", errout.str());
 
         check("class Foo { static std::string s; };\nvoid f(const Foo foo) {}"); // Small class (static member)
-        ASSERT_EQUALS("[test.cpp:2]: (performance) Function parameter 'foo' should be passed by reference.\n", errout.str());
+        ASSERT_EQUALS("", errout.str());
 
         check("class X { std::string s; }; class Foo : X { };\nvoid f(const Foo foo) {}"); // Large class (inherited)
         ASSERT_EQUALS("[test.cpp:2]: (performance) Function parameter 'foo' should be passed by reference.\n", errout.str());