diff --git a/internal/adapters/input/markdown_tree_reader.go b/internal/adapters/input/markdown_tree_reader.go
index 7fec5f2..8a0cf4c 100644
--- a/internal/adapters/input/markdown_tree_reader.go
+++ b/internal/adapters/input/markdown_tree_reader.go
@@ -4,6 +4,7 @@ import (
 	core "anemon/internal/core"
 	"errors"
 	"fmt"
+	"log/slog"
 	"os"
 	"path/filepath"
 	"regexp"
@@ -127,23 +128,33 @@ func parse_paragraphe(paragraph string) (core.Paragraphe, error) {
 
 // handleLine processes a line based on the number of leading hashtags
 func handleLine(n_paragraphe *core.Paragraphe, line string, nbHashtags int) error {
-    switch {
-    case nbHashtags > 0 && line[nbHashtags] != ' ':
+    if nbHashtags > 0 && line[nbHashtags] != ' '{
         return fmt.Errorf("Err: cannot parse this md line {%s}, '#' should be followed by space", line)
-    case nbHashtags == 1:
-        n_paragraphe.H1 = line[nbHashtags+1:]
-    case nbHashtags == 2:
-        n_paragraphe.H2 = line[nbHashtags+1:]
-    case nbHashtags == 3:
-        n_paragraphe.H3 = line[nbHashtags+1:]
-    case nbHashtags == 4:
-        n_paragraphe.H4 = line[nbHashtags+1:]
-    case nbHashtags == 0 && len(line) > 1:
-        if strings.HasPrefix(line, "- ") {
+    }
+    switch nbHashtags {
+    case 1:
+        processesHeader(&n_paragraphe.H1,line,nbHashtags)
+    case 2:
+        processesHeader(&n_paragraphe.H2,line,nbHashtags)
+    case 3:
+        processesHeader(&n_paragraphe.H3,line,nbHashtags)
+    case 4:
+        processesHeader(&n_paragraphe.H4,line,nbHashtags)
+    case 0 :
+        if strings.HasPrefix(line, "- ") && len(line) > 1 {
             n_paragraphe.Items = append(n_paragraphe.Items, strings.TrimLeft(line, "- "))
         }
-    case nbHashtags > 4:
-        return fmt.Errorf("Err: cannot parse this md line {%s}", line)
+    default:
+        return fmt.Errorf("cannot parse this md line {%s}", line)
     }
     return nil
 }
+
+//Affect to the Header the line without the `-`
+func processesHeader (pt_header *string, line string, nbHashtags int){
+        if *pt_header != ""{
+            slog.Warn("Trying to overload Header","oldHeader",
+                *pt_header,"newHeader",line[nbHashtags+1:])
+        }
+        *pt_header = line[nbHashtags+1:]
+}