diff --git a/tests/SelfTest/IntrospectiveTests/Details.tests.cpp b/tests/SelfTest/IntrospectiveTests/Details.tests.cpp
index 80eb647b..d7175756 100644
--- a/tests/SelfTest/IntrospectiveTests/Details.tests.cpp
+++ b/tests/SelfTest/IntrospectiveTests/Details.tests.cpp
@@ -95,8 +95,8 @@ namespace {
         MoveChecker() = default;
         MoveChecker( MoveChecker const& rhs ) = default;
         MoveChecker& operator=( MoveChecker const& rhs ) = default;
-        MoveChecker( MoveChecker&& rhs ) { rhs.has_moved = true; }
-        MoveChecker& operator=( MoveChecker&& rhs ) {
+        MoveChecker( MoveChecker&& rhs ) noexcept { rhs.has_moved = true; }
+        MoveChecker& operator=( MoveChecker&& rhs ) noexcept {
             rhs.has_moved = true;
             return *this;
         }
diff --git a/tests/SelfTest/IntrospectiveTests/Reporters.tests.cpp b/tests/SelfTest/IntrospectiveTests/Reporters.tests.cpp
index b74580c6..1568c951 100644
--- a/tests/SelfTest/IntrospectiveTests/Reporters.tests.cpp
+++ b/tests/SelfTest/IntrospectiveTests/Reporters.tests.cpp
@@ -163,7 +163,7 @@ namespace {
                       std::vector<std::string>& recorder,
                       Catch::IConfig const* config ):
             EventListenerBase( config ),
-            m_witness( witness ),
+            m_witness( CATCH_MOVE(witness) ),
             m_recorder( recorder )
         {}
 
@@ -181,7 +181,7 @@ namespace {
                       std::vector<std::string>& recorder,
                       Catch::ReporterConfig&& config ):
             StreamingReporterBase( CATCH_MOVE(config) ),
-            m_witness( witness ),
+            m_witness( CATCH_MOVE(witness) ),
             m_recorder( recorder )
         {}
 
diff --git a/tests/SelfTest/UsageTests/Matchers.tests.cpp b/tests/SelfTest/UsageTests/Matchers.tests.cpp
index a40908d7..74bedf5e 100644
--- a/tests/SelfTest/UsageTests/Matchers.tests.cpp
+++ b/tests/SelfTest/UsageTests/Matchers.tests.cpp
@@ -890,7 +890,7 @@ struct MatcherA : Catch::Matchers::MatcherGenericBase {
         return "equals: (int) 1 or (string) \"1\"";
     }
     bool match( int i ) const { return i == 1; }
-    bool match( std::string s ) const { return s == "1"; }
+    bool match( std::string const& s ) const { return s == "1"; }
 };
 
 struct MatcherB : Catch::Matchers::MatcherGenericBase {