1 files changed, 1 insertions, 1 deletions
diff --git a/src/Position.h b/src/Position.h
index e0bbcb53f..b455124d2 100644
--- a/src/Position.h
+++ b/src/Position.h
@@ -19,7 +19,7 @@ namespace Sci {
 typedef ptrdiff_t Position;
 typedef ptrdiff_t Line;
 
-const Position invalidPosition = -1;
+inline constexpr Position invalidPosition = -1;
 
 }