diff --git a/LICENSE b/LICENSE
old mode 100644
new mode 100755
diff --git a/README.md b/README.md
old mode 100644
new mode 100755
diff --git a/bin/clermont.py b/bin/clermont.py
index 137f861..2e10ed1 100755
--- a/bin/clermont.py
+++ b/bin/clermont.py
@@ -1,6 +1,11 @@
 #!/usr/bin/env python3
 """
-Current Version - 1.4.0: Fév. 2019
+Current Version - 21.03: Mar 2021
+        21.03:
+	    - Adding an essential primer for F group
+            - Change the mash database 
+	21.02: 
+            - Change arpAgpE primers by fdm primers for E group
         1.4.0:
             - Adding an essential primer for G group
         1.3.0:
@@ -57,7 +62,7 @@
 #Definition of Primers names and size of PCR product (bp)
 class Primers:
     def __init__(self):
-        self.names = {"trpA": 783, "trpBA": 489, "chuAalbertii": 136, "citPferg": 300, "chuA": 288, "yjaA": 211, "TspE4.C2": 152, "arpA": 400, "ArpAgpE": 301, "trpAgpC": 219, "aesI": 315, "aesII": 125, "chuIII": 183, "chuIV": 461, "chuV": 600, "ybgD": 177}
+        self.names = {"trpA": 783, "trpBA": 489, "chuAalbertii": 136, "citPferg": 300, "chuA": 288, "yjaA": 211, "TspE4.C2": 152, "arpA": 400, "fdm": 265, "trpAgpC": 219, "aesI": 315, "aesII": 125, "chuIII": 183, "chuIV": 461, "chuV": 600, "ybgD": 177, "cfaB" : 314}
 
 ###############################################################################
 #############                FUNCTIONS                            #############
@@ -203,7 +208,7 @@ def pcr_parser_groups(quadruplex):
             quadruplex.append('-')
     #return the specific primers (grp E or C disambiguity)
     specific = []
-    specific_names = ["chuAalbertii", "citPferg", "aesI", "aesII", "chuIII", "chuIV", "chuV", 'ArpAgpE', 'trpAgpC']
+    specific_names = ["chuAalbertii", "citPferg", "aesI", "aesII", "chuIII", "chuIV", "chuV", 'fdm', 'trpAgpC', 'cfaB', 'ybgD']
     for name in specific_names:
         if name in pcr_products:
             specific.append(name)
@@ -229,18 +234,18 @@ def find_phylo_group(markers):
                         return("cladeI")
                     else:
                         #Double check for clade E
-                        if "ArpAgpE" in markers:
+                        if "fdm" in markers:
                             return("E")
                         else:
                             return("E or cladeI")
             else:
                 if "TspE4.C2" in markers:
-                    if "ArpAgpE" in markers:
+                    if "fdm" in markers:
                         return("E")
                     else:
                         return("D")
                 else:
-                    if "ArpAgpE" in markers:
+                    if "fdm" in markers:
                         return("E")
                     else:
                         return("D")
diff --git a/bin/mash_LICENSE b/bin/mash_LICENSE
old mode 100644
new mode 100755
diff --git a/clermonTyping.sh b/clermonTyping
similarity index 98%
rename from clermonTyping.sh
rename to clermonTyping
index 785940e..d12f051 100755
--- a/clermonTyping.sh
+++ b/clermonTyping
@@ -10,8 +10,8 @@
 # 4] Launch in silicco PCR for getting phylogroup
 # 5] Reportings tools
 #
-# Current version : 20.03 (Mar. 2020)
-version="Clermont Typing  Current version : 20.03 (Mar. 2020)"
+# Current version : 21.03 (Mar. 2021)
+version="Clermont Typing  Current version : 21.03 (Mar. 2021)"
 
 # Contact: antoine.bridier-nahmias@inserm.fr
 
diff --git a/data/mash/mash_reference.msh b/data/mash/mash_reference.msh
index 12ff7a9..d58d03a 100755
Binary files a/data/mash/mash_reference.msh and b/data/mash/mash_reference.msh differ
diff --git a/data/primers.fasta b/data/primers.fasta
old mode 100644
new mode 100755
index c000a2b..620b3a8
--- a/data/primers.fasta
+++ b/data/primers.fasta
@@ -1,3 +1,7 @@
+>cfaB_R
+AGATATCACTGTTACTGCTAACG
+>cfaB_F
+TTAACGCATCGGAAGCAAAG
 >ybgD_R
 TATGCGGCTGATGAAGGATC
 >ybgD_F
@@ -34,10 +38,10 @@ AGTTTATCGCTGCGGGTCGC
 AACGCTATTCGCCAGCTTGC
 >arpA_R
 TCTCCCCATACCGTACGCTA
->ArpAgpE_F
-GATTCCATCTTGTCAAAATATGCC
->ArpAgpE_R
-GAAAAGAAAAAGAATTCCCAAGAG
+>fdm_F
+TGGCGGCATTGTTAGCGTAC
+>fdm_R
+GGGTACCAGAATCACCTTAC
 >trpAgpC_F
 AGTTTTATGCCCAGTGCGAG
 >trpAgpC_R