diff --git a/lib-google-java-format/src/main/java/com/google/googlejavaformat/java/JavaInputAstVisitor.java b/lib-google-java-format/src/main/java/com/google/googlejavaformat/java/JavaInputAstVisitor.java
index 5be8567b9..f2dda78d5 100644
--- a/lib-google-java-format/src/main/java/com/google/googlejavaformat/java/JavaInputAstVisitor.java
+++ b/lib-google-java-format/src/main/java/com/google/googlejavaformat/java/JavaInputAstVisitor.java
@@ -1878,13 +1878,13 @@ public Void visitCase(CaseTree node, Void unused) {
         sync(node);
         markForPartialFormat();
         builder.forcedBreak();
-        if (node.getExpression() == null) {
+        if (node.getExpressions().isEmpty()) {
             token("default", plusTwo);
             token(":");
         } else {
             token("case", plusTwo);
             builder.space();
-            scan(node.getExpression(), null);
+            scan(node.getExpressions().get(0), null);
             token(":");
         }
         builder.open(plusTwo);