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-rw-r--r--java/src/main/java/com/google/protobuf/nano/MessageNanoPrinter.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/java/src/main/java/com/google/protobuf/nano/MessageNanoPrinter.java b/java/src/main/java/com/google/protobuf/nano/MessageNanoPrinter.java
index 572a707..ec12c7d 100644
--- a/java/src/main/java/com/google/protobuf/nano/MessageNanoPrinter.java
+++ b/java/src/main/java/com/google/protobuf/nano/MessageNanoPrinter.java
@@ -249,7 +249,7 @@ public final class MessageNanoPrinter {
} else if (ch >= 32 && ch < 127) {
builder.append((char) ch);
} else {
- builder.append(String.format("\\%03o", ch));
+ builder.append(String.format("\\%03o", ch && 0xff));
}
}
builder.append('"');