diff --git a/Convention photos/traitements/rphoto b/Convention photos/traitements/rphoto
index ff834d0..b37abaa 100755
--- a/Convention photos/traitements/rphoto	
+++ b/Convention photos/traitements/rphoto	
@@ -17,11 +17,10 @@ checkcommand()
 
 help()
 {
-    echo "Usage:    tphoto [-n] [ -h | -f ] [ *.jpg ]"    
+    echo "Usage:    tphoto [ -h | -f ] [ *.jpg ]"    
     echo "Rename jpg files using Exif Original Date/Time if exists."
     echo "    -h            Display help."
     echo "    -f            Force rename jpg files with Exif datetime or file datetime."
-    echo "    -n            Dry run."
 }
 
 doRename()
@@ -35,7 +34,11 @@ doRenameCarefully()
 {
     local filename=$(basename $1)
     #echo "$filename"
-    if [[ $(exiftool $filename | grep -c "Date/Time Original") > 0 ]]; then
+    if [[ $filename =~ IMG[12][90][0-9][0-9][01][0-9][0-3][0-9][012][0-9][0-5][0-9][0-5][0-9].* ]]; then
+        local target=${filename:0:11}-${filename:11}
+        echo "$filename -r> $target"
+        mv -f "$filename" "$target"
+    elif [[ $(exiftool $filename | grep -c "Date/Time Original") > 0 ]]; then
         #echo "yop $filename"
         doRename "$filename"
     else
@@ -53,7 +56,6 @@ else
         exit 1
     fi
 fi
-    
 
 if [[ $# == 0 ]]; then
     find . -maxdepth 1 -type f -iname "*.jpg" | while read path