diff --git a/include/nlohmann/detail/output/serializer.hpp b/include/nlohmann/detail/output/serializer.hpp
index e0ca501fa9..f83f4a3778 100644
--- a/include/nlohmann/detail/output/serializer.hpp
+++ b/include/nlohmann/detail/output/serializer.hpp
@@ -127,7 +127,7 @@ class serializer
                         o->write_character('\"');
                         dump_escaped(i->first, ensure_ascii);
                         o->write_characters("\": ", 3);
-                        dump(i->second, true, ensure_ascii, indent_step, new_indent);
+                        dump(i->second, true, ensure_ascii, indent_step, new_indent, serialize_binary);
                         o->write_characters(",\n", 2);
                     }
 
@@ -138,7 +138,7 @@ class serializer
                     o->write_character('\"');
                     dump_escaped(i->first, ensure_ascii);
                     o->write_characters("\": ", 3);
-                    dump(i->second, true, ensure_ascii, indent_step, new_indent);
+                    dump(i->second, true, ensure_ascii, indent_step, new_indent, serialize_binary);
 
                     o->write_character('\n');
                     o->write_characters(indent_string.c_str(), current_indent);
@@ -155,7 +155,7 @@ class serializer
                         o->write_character('\"');
                         dump_escaped(i->first, ensure_ascii);
                         o->write_characters("\":", 2);
-                        dump(i->second, false, ensure_ascii, indent_step, current_indent);
+                        dump(i->second, false, ensure_ascii, indent_step, current_indent, serialize_binary);
                         o->write_character(',');
                     }
 
@@ -165,7 +165,7 @@ class serializer
                     o->write_character('\"');
                     dump_escaped(i->first, ensure_ascii);
                     o->write_characters("\":", 2);
-                    dump(i->second, false, ensure_ascii, indent_step, current_indent);
+                    dump(i->second, false, ensure_ascii, indent_step, current_indent, serialize_binary);
 
                     o->write_character('}');
                 }
@@ -197,14 +197,14 @@ class serializer
                             i != val.m_value.array->cend() - 1; ++i)
                     {
                         o->write_characters(indent_string.c_str(), new_indent);
-                        dump(*i, true, ensure_ascii, indent_step, new_indent);
+                        dump(*i, true, ensure_ascii, indent_step, new_indent, serialize_binary);
                         o->write_characters(",\n", 2);
                     }
 
                     // last element
                     assert(not val.m_value.array->empty());
                     o->write_characters(indent_string.c_str(), new_indent);
-                    dump(val.m_value.array->back(), true, ensure_ascii, indent_step, new_indent);
+                    dump(val.m_value.array->back(), true, ensure_ascii, indent_step, new_indent, serialize_binary);
 
                     o->write_character('\n');
                     o->write_characters(indent_string.c_str(), current_indent);
@@ -218,13 +218,13 @@ class serializer
                     for (auto i = val.m_value.array->cbegin();
                             i != val.m_value.array->cend() - 1; ++i)
                     {
-                        dump(*i, false, ensure_ascii, indent_step, current_indent);
+                        dump(*i, false, ensure_ascii, indent_step, current_indent, serialize_binary);
                         o->write_character(',');
                     }
 
                     // last element
                     assert(not val.m_value.array->empty());
-                    dump(val.m_value.array->back(), false, ensure_ascii, indent_step, current_indent);
+                    dump(val.m_value.array->back(), false, ensure_ascii, indent_step, current_indent, serialize_binary);
 
                     o->write_character(']');
                 }
diff --git a/include/nlohmann/json.hpp b/include/nlohmann/json.hpp
index 45632decd2..18bcbc21e9 100644
--- a/include/nlohmann/json.hpp
+++ b/include/nlohmann/json.hpp
@@ -2237,11 +2237,11 @@ class basic_json
 
         if (indent >= 0)
         {
-            s.dump(*this, true, ensure_ascii, static_cast<unsigned int>(indent), serialize_binary);
+            s.dump(*this, true, ensure_ascii, static_cast<unsigned int>(indent), 0, serialize_binary);
         }
         else
         {
-            s.dump(*this, false, ensure_ascii, 0, serialize_binary);
+            s.dump(*this, false, ensure_ascii, 0, 0, serialize_binary);
         }
 
         return result;
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index eeb5186439..22b832d0b4 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -14760,7 +14760,7 @@ class serializer
                         o->write_character('\"');
                         dump_escaped(i->first, ensure_ascii);
                         o->write_characters("\": ", 3);
-                        dump(i->second, true, ensure_ascii, indent_step, new_indent);
+                        dump(i->second, true, ensure_ascii, indent_step, new_indent, serialize_binary);
                         o->write_characters(",\n", 2);
                     }
 
@@ -14771,7 +14771,7 @@ class serializer
                     o->write_character('\"');
                     dump_escaped(i->first, ensure_ascii);
                     o->write_characters("\": ", 3);
-                    dump(i->second, true, ensure_ascii, indent_step, new_indent);
+                    dump(i->second, true, ensure_ascii, indent_step, new_indent, serialize_binary);
 
                     o->write_character('\n');
                     o->write_characters(indent_string.c_str(), current_indent);
@@ -14788,7 +14788,7 @@ class serializer
                         o->write_character('\"');
                         dump_escaped(i->first, ensure_ascii);
                         o->write_characters("\":", 2);
-                        dump(i->second, false, ensure_ascii, indent_step, current_indent);
+                        dump(i->second, false, ensure_ascii, indent_step, current_indent, serialize_binary);
                         o->write_character(',');
                     }
 
@@ -14798,7 +14798,7 @@ class serializer
                     o->write_character('\"');
                     dump_escaped(i->first, ensure_ascii);
                     o->write_characters("\":", 2);
-                    dump(i->second, false, ensure_ascii, indent_step, current_indent);
+                    dump(i->second, false, ensure_ascii, indent_step, current_indent, serialize_binary);
 
                     o->write_character('}');
                 }
@@ -14830,14 +14830,14 @@ class serializer
                             i != val.m_value.array->cend() - 1; ++i)
                     {
                         o->write_characters(indent_string.c_str(), new_indent);
-                        dump(*i, true, ensure_ascii, indent_step, new_indent);
+                        dump(*i, true, ensure_ascii, indent_step, new_indent, serialize_binary);
                         o->write_characters(",\n", 2);
                     }
 
                     // last element
                     assert(not val.m_value.array->empty());
                     o->write_characters(indent_string.c_str(), new_indent);
-                    dump(val.m_value.array->back(), true, ensure_ascii, indent_step, new_indent);
+                    dump(val.m_value.array->back(), true, ensure_ascii, indent_step, new_indent, serialize_binary);
 
                     o->write_character('\n');
                     o->write_characters(indent_string.c_str(), current_indent);
@@ -14851,13 +14851,13 @@ class serializer
                     for (auto i = val.m_value.array->cbegin();
                             i != val.m_value.array->cend() - 1; ++i)
                     {
-                        dump(*i, false, ensure_ascii, indent_step, current_indent);
+                        dump(*i, false, ensure_ascii, indent_step, current_indent, serialize_binary);
                         o->write_character(',');
                     }
 
                     // last element
                     assert(not val.m_value.array->empty());
-                    dump(val.m_value.array->back(), false, ensure_ascii, indent_step, current_indent);
+                    dump(val.m_value.array->back(), false, ensure_ascii, indent_step, current_indent, serialize_binary);
 
                     o->write_character(']');
                 }
@@ -17723,11 +17723,11 @@ class basic_json
 
         if (indent >= 0)
         {
-            s.dump(*this, true, ensure_ascii, static_cast<unsigned int>(indent), serialize_binary);
+            s.dump(*this, true, ensure_ascii, static_cast<unsigned int>(indent), 0, serialize_binary);
         }
         else
         {
-            s.dump(*this, false, ensure_ascii, 0, serialize_binary);
+            s.dump(*this, false, ensure_ascii, 0, 0, serialize_binary);
         }
 
         return result;
diff --git a/test/src/unit-constructor1.cpp b/test/src/unit-constructor1.cpp
index dc3507bce1..2caf265357 100644
--- a/test/src/unit-constructor1.cpp
+++ b/test/src/unit-constructor1.cpp
@@ -826,7 +826,7 @@ TEST_CASE("constructors")
 
             // check that NaN is serialized to null
             CHECK(j.dump() == "null");
-	}
+        }
 
         SECTION("infinity")
         {
diff --git a/test/src/unit-regression.cpp b/test/src/unit-regression.cpp
index 7d72fc8628..6d3d65d86a 100644
--- a/test/src/unit-regression.cpp
+++ b/test/src/unit-regression.cpp
@@ -1904,6 +1904,20 @@ TEST_CASE("regression tests")
         const auto result = json::diff(source, target);
         CHECK(result.dump() == R"([{"op":"add","path":"/foo/-","value":"3"}])");
     }
+
+    SECTION("issue #2067 - cannot serialize binary data to text JSON")
+    {
+        const unsigned char data[] = {0x81, 0xA4, 0x64, 0x61, 0x74, 0x61, 0xC4, 0x0F, 0x33, 0x30, 0x30, 0x32, 0x33, 0x34, 0x30, 0x31, 0x30, 0x37, 0x30, 0x35, 0x30, 0x31, 0x30};
+        json j = json::from_msgpack(data, sizeof(data) / sizeof(data[0]));
+        CHECK_NOTHROW(
+            j.dump(4,                              // Indent
+                   ' ',                            // Indent char
+                   false,                          // Ensure ascii
+                   json::error_handler_t::strict,  // Error
+                   true                            // Allow binary data
+                  )
+        );
+    }
 }
 
 #if not defined(JSON_NOEXCEPTION)