1 files changed, 1 insertions, 1 deletions
diff --git a/lib/compress.js b/lib/compress.js
index e12c5eb0..bea9c9a4 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -341,7 +341,7 @@ merge(Compressor.prototype, {
                     pop();
                     return true;
                 }
-                if (node instanceof AST_Catch) {
+                if (node instanceof AST_Catch || node instanceof AST_SwitchBranch) {
                     push();
                     descend();
                     pop();