diff --git a/include/internal/catch_run_context.hpp b/include/internal/catch_run_context.hpp
index d37bdba1..c6a34906 100644
--- a/include/internal/catch_run_context.hpp
+++ b/include/internal/catch_run_context.hpp
@@ -327,8 +327,9 @@ namespace Catch {
         void handleUnfinishedSections() {
             // If sections ended prematurely due to an exception we stored their
             // infos here so we can tear them down outside the unwind process.
-            for( std::vector<SectionEndInfo>::const_reverse_iterator it = m_unfinishedSections.rbegin(),
-                        itEnd = m_unfinishedSections.rend();
+            std::vector<SectionEndInfo> const& constUnfinishedSections = m_unfinishedSections;
+            for( std::vector<SectionEndInfo>::const_reverse_iterator it = constUnfinishedSections.rbegin(),
+                        itEnd = constUnfinishedSections.rend();
                     it != itEnd;
                     ++it )
                 sectionEnded( *it );