1 files changed, 1 insertions, 1 deletions
diff --git a/modules/libjar/nsJARInputStream.cpp b/modules/libjar/nsJARInputStream.cpp
index a1f6c1d560..a26cd38ea8 100644
--- a/modules/libjar/nsJARInputStream.cpp
+++ b/modules/libjar/nsJARInputStream.cpp
@@ -118,7 +118,7 @@ nsJARInputStream::InitDirectory(nsJAR* aJar,
             case ')':
             case '\\':
                 escDirName.Append('\\');
-                MOZ_FALLTHROUGH;
+                [[fallthrough]];
             default:
                 escDirName.Append(*curr);
         }