diff --git a/include/argparse/argparse.hpp b/include/argparse/argparse.hpp
index 65b7006..7ba3fca 100644
--- a/include/argparse/argparse.hpp
+++ b/include/argparse/argparse.hpp
@@ -827,9 +827,6 @@ public:
   std::string get_usage_full() const {
     std::stringstream usage;
 
-    if (!m_is_required) {
-      usage << "[";
-    }
     usage << get_names_csv();
     const std::string metavar = !m_metavar.empty() ? m_metavar : "VAR";
     if (m_num_args_range.get_max() > 0) {
@@ -838,9 +835,6 @@ public:
         usage << "...";
       }
     }
-    if (!m_is_required) {
-      usage << "]";
-    }
     return usage.str();
   }
 
@@ -1833,8 +1827,8 @@ private:
                 if (not_help_or_version) {
                   if (!opt.m_is_used) {
                     throw std::runtime_error(
-                        "Zero positional arguments expected, did you mean '" +
-                        opt.get_usage_full() + "'");
+                        "Zero positional arguments expected, did you mean " +
+                        opt.get_usage_full());
                   }
                 }
 
diff --git a/test/test_error_reporting.cpp b/test/test_error_reporting.cpp
index fc23a96..5c1b022 100644
--- a/test/test_error_reporting.cpp
+++ b/test/test_error_reporting.cpp
@@ -23,14 +23,14 @@ TEST_CASE("Missing optional argument name" * test_suite("error_reporting")) {
   SUBCASE("Bad case") {
     REQUIRE_THROWS_WITH_AS(
         parser.parse_args({"test", "-a", "1", "2"}),
-        "Zero positional arguments expected, did you mean '[-b VAR]'",
+        "Zero positional arguments expected, did you mean -b VAR",
         std::runtime_error);
   }
 
   SUBCASE("Bad case 2") {
     REQUIRE_THROWS_WITH_AS(
         parser.parse_args({"test", "1", "2"}),
-        "Zero positional arguments expected, did you mean '[-a VAR]'",
+        "Zero positional arguments expected, did you mean -a VAR",
         std::runtime_error);
   }
 }