diff --git a/teavm-core/src/main/java/org/teavm/javascript/OptimizingVisitor.java b/teavm-core/src/main/java/org/teavm/javascript/OptimizingVisitor.java
index 60e720691..f1dfa0009 100644
--- a/teavm-core/src/main/java/org/teavm/javascript/OptimizingVisitor.java
+++ b/teavm-core/src/main/java/org/teavm/javascript/OptimizingVisitor.java
@@ -551,8 +551,12 @@ class OptimizingVisitor implements StatementVisitor, ExprVisitor {
 
     @Override
     public void visit(TryCatchStatement statement) {
-        processSequence(statement.getProtectedBody());
-        processSequence(statement.getHandler());
+        List<Statement> statements = processSequence(statement.getProtectedBody());
+        statement.getProtectedBody().clear();
+        statement.getProtectedBody().addAll(statements);
+        statements = processSequence(statement.getHandler());
+        statement.getHandler().clear();
+        statement.getHandler().addAll(statements);
         resultStmt = statement;
     }
 }