--- a/src/java.net.http/share/classes/jdk/internal/net/http/hpack/HeaderTable.java	Fri Feb 09 15:22:31 2018 +0000
+++ b/src/java.net.http/share/classes/jdk/internal/net/http/hpack/HeaderTable.java	Fri Feb 09 18:50:31 2018 +0000
@@ -304,7 +304,7 @@
         StringBuilder b = new StringBuilder();
         for (int i = 1, size = dynamicTable.size(); i <= size; i++) {
             HeaderField e = dynamicTable.get(i);
-            b.append(format("[%3d] (s = %3d) %s: %s\n", i,
+            b.append(format("[%3d] (s = %3d) %s: %s%n", i,
                     sizeOf(e), e.name, e.value));
         }
         b.append(format("      Table size:%4s", this.size));