diff --git a/AUTHORS.md b/AUTHORS.md
new file mode 100644
index 0000000..3caedb3
--- /dev/null
+++ b/AUTHORS.md
@@ -0,0 +1,37 @@
+#=----------------------------------------------------------------------------=#
+#   Project authors file                                                       #
+#                                                                              #
+#   Copyright © 2021 The Gem-graph Project                                     #
+#                                                                              #
+#   This file is part of gem-graph.                                            #
+#                                                                              #
+#   This program is free software: you can redistribute it and/or modify       #
+#   it under the terms of the GNU Affero General Public License as             #
+#   published by the Free Software Foundation, either version 3 of the         #
+#   License, or (at your option) any later version.                            #
+#                                                                              #
+#   This program is distributed in the hope that it will be useful,            #
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of             #
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              #
+#   GNU Affero General Public License for more details.                        #
+#                                                                              #
+#   You should have received a copy of the GNU Affero General Public License   #
+#   along with this program.  If not, see <https://www.gnu.org/licenses/>.     #
+#=----------------------------------------------------------------------------=#
+
+The gem-graph development team (named in the sources The Gem-graph Project) is
+composed of all core contributors of the project. Its representatives are the
+owners of the gem-graph project repository, and own the copyright in it.
+
+    Founders and owner of the gem-graph project repository
+
+        Jean Sirmai (jean)
+        Adrien Bourmault (neox)
+
+    Main contributors
+
+        Jean Sirmai (jean)
+        Adrien Bourmault (neox)
+
+
+    Contact : -
diff --git a/src/gem-graph-server b/src/gem-graph-server
index 4c0ddc0..e639b3a 100755
Binary files a/src/gem-graph-server and b/src/gem-graph-server differ
diff --git a/src/main.c b/src/main.c
index 86141d4..f1da84e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1182,7 +1182,7 @@ static PyObject *__pyx_int_1;
 static PyObject *__pyx_int_10;
 static PyObject *__pyx_int_150;
 static PyObject *__pyx_int_10000;
-static PyObject *__pyx_int_20000;
+static PyObject *__pyx_int_40000;
 /* Late includes */
 
 static PyMethodDef __pyx_methods[] = {
@@ -1277,7 +1277,7 @@ static CYTHON_SMALL_CODE int __Pyx_InitGlobals(void) {
   __pyx_int_10 = PyInt_FromLong(10); if (unlikely(!__pyx_int_10)) __PYX_ERR(0, 1, __pyx_L1_error)
   __pyx_int_150 = PyInt_FromLong(150); if (unlikely(!__pyx_int_150)) __PYX_ERR(0, 1, __pyx_L1_error)
   __pyx_int_10000 = PyInt_FromLong(10000L); if (unlikely(!__pyx_int_10000)) __PYX_ERR(0, 1, __pyx_L1_error)
-  __pyx_int_20000 = PyInt_FromLong(20000L); if (unlikely(!__pyx_int_20000)) __PYX_ERR(0, 1, __pyx_L1_error)
+  __pyx_int_40000 = PyInt_FromLong(40000L); if (unlikely(!__pyx_int_40000)) __PYX_ERR(0, 1, __pyx_L1_error)
   return 0;
   __pyx_L1_error:;
   return -1;
@@ -1598,7 +1598,7 @@ if (!__Pyx_RefNanny) {
  * import random
  * 
  * ARROW_NUMBER = 150             # <<<<<<<<<<<<<<
- * MAX_CYCLES = 20000
+ * MAX_CYCLES = 40000
  * SPACE_SIZE = 10000
  */
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_ARROW_NUMBER, __pyx_int_150) < 0) __PYX_ERR(0, 26, __pyx_L1_error)
@@ -1606,15 +1606,15 @@ if (!__Pyx_RefNanny) {
   /* "main.py":27
  * 
  * ARROW_NUMBER = 150
- * MAX_CYCLES = 20000             # <<<<<<<<<<<<<<
+ * MAX_CYCLES = 40000             # <<<<<<<<<<<<<<
  * SPACE_SIZE = 10000
  * PREEMPTION_GLOBAL_SPACE = [True] * SPACE_SIZE
  */
-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_MAX_CYCLES, __pyx_int_20000) < 0) __PYX_ERR(0, 27, __pyx_L1_error)
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_MAX_CYCLES, __pyx_int_40000) < 0) __PYX_ERR(0, 27, __pyx_L1_error)
 
   /* "main.py":28
  * ARROW_NUMBER = 150
- * MAX_CYCLES = 20000
+ * MAX_CYCLES = 40000
  * SPACE_SIZE = 10000             # <<<<<<<<<<<<<<
  * PREEMPTION_GLOBAL_SPACE = [True] * SPACE_SIZE
  * DRAWING_GLOBAL_SPACE = []
@@ -1622,7 +1622,7 @@ if (!__Pyx_RefNanny) {
   if (PyDict_SetItem(__pyx_d, __pyx_n_s_SPACE_SIZE, __pyx_int_10000) < 0) __PYX_ERR(0, 28, __pyx_L1_error)
 
   /* "main.py":29
- * MAX_CYCLES = 20000
+ * MAX_CYCLES = 40000
  * SPACE_SIZE = 10000
  * PREEMPTION_GLOBAL_SPACE = [True] * SPACE_SIZE             # <<<<<<<<<<<<<<
  * DRAWING_GLOBAL_SPACE = []
diff --git a/src/main.py b/src/main.py
index 63e3f3f..5ecf941 100644
--- a/src/main.py
+++ b/src/main.py
@@ -24,7 +24,7 @@ import scheduler
 import random
 
 ARROW_NUMBER = 150
-MAX_CYCLES = 20000
+MAX_CYCLES = 40000
 SPACE_SIZE = 10000
 PREEMPTION_GLOBAL_SPACE = [True] * SPACE_SIZE
 DRAWING_GLOBAL_SPACE = []