diff --git a/lang/c++/impl/json/JsonIO.hh b/lang/c++/impl/json/JsonIO.hh
index 4e3b2c115c8..4e15470f6af 100644
--- a/lang/c++/impl/json/JsonIO.hh
+++ b/lang/c++/impl/json/JsonIO.hh
@@ -321,7 +321,6 @@ class AVRO_DECL JsonGenerator {
                 switch (*p) {
                     case '\\':
                     case '"':
-                    case '/':
                         escape(*p, b, p);
                         break;
                     case '\b':
diff --git a/lang/c++/test/JsonTests.cc b/lang/c++/test/JsonTests.cc
index f65839058d2..afaa20f1ac4 100644
--- a/lang/c++/test/JsonTests.cc
+++ b/lang/c++/test/JsonTests.cc
@@ -65,7 +65,9 @@ TestData<const char *> stringData[] = {
     {R"("\U000a")", EntityType::String, "\n", R"("\n")"},
     {R"("\u000a")", EntityType::String, "\n", R"("\n")"},
     {R"("\"")", EntityType::String, "\"", R"("\"")"},
-    {R"("\/")", EntityType::String, "/", R"("\/")"},
+    // While a solidus may be escaped according to the JSON standard, it need not be escaped.
+    {R"("/\/")", EntityType::String, "//", R"("//")"},
+    {R"("\b\f\n\r\t")", EntityType::String, "\b\f\n\r\t", R"("\b\f\n\r\t")"},
     {R"("\u20ac")", EntityType::String, "\xe2\x82\xac", R"("\u20ac")"},
     {R"("\u03c0")", EntityType::String, "\xcf\x80", R"("\u03c0")"},
     {R"("hello\n")", EntityType::String, "hello\n", R"("hello\n")"},