diff --git a/bindparam.go b/bindparam.go
index 7906f53..cd2fdd5 100644
--- a/bindparam.go
+++ b/bindparam.go
@@ -508,7 +508,7 @@ func BindQueryParameterWithOptions(style string, explode bool, required bool, pa
 			} else {
 				err = bindSplitPartsToDestinationArray(parts, output)
 			}
-		case reflect.Struct:
+		case reflect.Struct, reflect.Map:
 			// Some struct types (e.g. types.Date, time.Time) are scalar values
 			// that should be bound from a single string, not decomposed as
 			// key-value objects. Detect these via the Binder and
diff --git a/bindparam_test.go b/bindparam_test.go
index a18fcbd..5b06543 100644
--- a/bindparam_test.go
+++ b/bindparam_test.go
@@ -542,6 +542,21 @@ func TestBindQueryParameter(t *testing.T) {
 		assert.Equal(t, types.Date{Time: time.Date(2023, 6, 15, 0, 0, 0, 0, time.UTC)}, *params.StartDate)
 	})
 
+	t.Run("map_form_no_explode_optional", func(t *testing.T) {
+		want := map[string]string{
+			"foo": "bar",
+			"bim": "baz",
+		}
+		queryParams := url.Values{
+			"tags": {"foo,bar,bim,baz"},
+		}
+		var got map[string]string
+		err := BindQueryParameter("form", false, false, "tags", queryParams, &got)
+		assert.NoError(t, err)
+		require.NotNil(t, got)
+		assert.Equal(t, want, got)
+	})
+
 	t.Run("optional", func(t *testing.T) {
 		queryParams := url.Values{
 			"time":   {"2020-12-09T16:09:53+00:00"},