diff --git a/cyclone_objects/binaries/cyclone_lib.c b/cyclone_objects/binaries/cyclone_lib.c
index 97e688ac..8e47f011 100644
--- a/cyclone_objects/binaries/cyclone_lib.c
+++ b/cyclone_objects/binaries/cyclone_lib.c
@@ -629,8 +629,8 @@ t_class *cyclone_class;
 static int printed;
 
 static int min_major = 0;
-static int min_minor = 54;
-static int min_bugfix = 1;
+static int min_minor = 55;
+static int min_bugfix = 0;
 
 static int cyclone_major = 0;
 static int cyclone_minor = 8;
@@ -641,7 +641,7 @@ void print_cyclone(t_cyclone *x){
     sys_getversion(&major, &minor, &bugfix);
     post("");
     post("--------------------------------------------------------------------");
-    post(":: Cyclone %d.%d-%d; Released February 21st 2024", cyclone_major, cyclone_minor, cyclone_bugfix);
+    post(":: Cyclone %d.%d-%d; Released June 15th 2024", cyclone_major, cyclone_minor, cyclone_bugfix);
     post(":: License: BSD-3-Clause (aka Revised BSD License)");
     post(":: Copyright © 2003-2024 - Krzysztof Czaja, Hans-Christoph Steiner,");
     post(":: Fred Jan Kraan, Alexandre Porres, Derek Kwan, Matt Barber\n\:: and others.");
diff --git a/documentation/extra_files/All_about_cyclone.pd b/documentation/extra_files/All_about_cyclone.pd
index ce922a9d..f8cc71d9 100644
--- a/documentation/extra_files/All_about_cyclone.pd
+++ b/documentation/extra_files/All_about_cyclone.pd
@@ -1,4 +1,4 @@
-#N canvas 580 32 564 510 10;
+#N canvas 468 69 564 510 10;
 #X declare -lib cyclone -path cyclone;
 #X text 5 157 ===========================================================================================, f 91;
 #X text 5 241 ============================================================================================, f 92;
@@ -6,7 +6,6 @@
 #X text 5 479 ===========================================================================================, f 91;
 #X text 65 34 - Cyclone's development starts in 2002 (at the time of Max 4.0) and in its first development phase never reached full compliance to the latest Max 4 release (4.6.3 from 2007). Since Cyclone 0.3 \, the library was updated to include missing functionalities from Max 4 and further updates up to Max 7 (and it also included several new objects and fixes)! New functionalities from Max 8 haven't been ported yet., f 73;
 #X text 65 107 - Check details in the CHANGELOG.txt file inside the cyclone folder., f 73;
-#X text 66 134 - see also the help file of the cyclone binary =>;
 #N canvas 836 393 530 230 links 0;
 #X obj 95 157 pdcontrol;
 #X obj 57 50 r \$0-issues;
@@ -29,6 +28,7 @@
 #X obj 332 310 declare -lib cyclone -path cyclone;
 #X text 67 17 About:;
 #X text 115 196 List with all of the Cyclone's objects =>;
-#X obj 375 135 cyclone/cyclone;
 #X text 78 267 How to install?;
 #X text 68 442 Issues?;
+#X text 66 134 - See also the help file of the cyclone binary =>;
+#X obj 375 135 cyclone;
diff --git a/documentation/extra_files/CHANGELOG.txt b/documentation/extra_files/CHANGELOG.txt
index f87e270f..29037567 100644
--- a/documentation/extra_files/CHANGELOG.txt
+++ b/documentation/extra_files/CHANGELOG.txt
@@ -2,6 +2,16 @@
 | Under the maintenance of Porres, Kwan and Barber: 
 ---------------------------------------------------
 
+
+--------------------------------------------------
+cyclone 0.9-0 (needs at least Pd Vanilla 0.55-0):
+--------------------------------------------------
+
+- Compilation and binaries in double precision is now supported and provided
+- added support for 64-bit audio files in [buffer~] (Pd 0.55 in double precision is requiered for this)
+- fixed regression bugs in [offer], list input works now and other things that were funny seems ok now (we introduced this bug in 0.3)
+- fixed a bug in [zl.group] where it did not load the default arg
+
 --------------------------------------------------
 cyclone 0.8-1 (needs at least Pd Vanilla 0.54-1):
 --------------------------------------------------
diff --git a/documentation/extra_files/README.deken.pd b/documentation/extra_files/README.deken.pd
index ede2f9de..f1e34779 100644
--- a/documentation/extra_files/README.deken.pd
+++ b/documentation/extra_files/README.deken.pd
@@ -1,8 +1,8 @@
-#N canvas 439 57 505 390 12;
-#X text 169 265 <-- check its help file;
+#N canvas 439 57 484 373 12;
+#X text 169 240 <-- check its help file;
 #X obj 94 34 cnv 15 250 42 empty empty Cyclone 70 13 0 18 #7c7c7c #e0e4dc 0;
 #X obj 107 66 cnv 5 5 5 empty empty Objects\ cloned\ from\ MAX/MSP 10 0 0 13 #7c7c7c #e0e4dc 0;
-#X text 45 107 Hey \, you downloaded the 'cylone' library from 'deken' \, nice! This A library with separate binaries and a sub library. You need to add its path to your search paths and you should also load the 'cyclone' binary as a library \, which will give you some information on the terminal and install a subset of non-alphanumeric objects. You can also do this by creating the [else] external as below., f 56;
-#X obj 108 264 cyclone;
-#X obj 204 324 All_about_cyclone;
-#X text 121 324 see also:;
+#X obj 108 239 cyclone;
+#X obj 204 299 All_about_cyclone;
+#X text 121 299 see also:;
+#X text 45 107 Hey \, you downloaded the 'cylone' library from 'deken' \, nice! This library comes with separate binaries and a sub library. You need to add its path to your search paths and you should also load the 'cyclone' binary as a library \, which will give you some information on the terminal and install a subset of non-alphanumeric objects. You can also do this by creating the [cyclone] external as below., f 58;
diff --git a/documentation/extra_files/cyclone-meta.pd b/documentation/extra_files/cyclone-meta.pd
index d69c4990..ba4681b2 100644
--- a/documentation/extra_files/cyclone-meta.pd
+++ b/documentation/extra_files/cyclone-meta.pd
@@ -1,12 +1,12 @@
-#N canvas 579 126 403 247 10;
+#N canvas 579 126 405 277 10;
 #X text 26 50 LIBRARY: cyclone, f 60;
 #X text 26 101 LICENSE: SIBSD, f 60;
-#X text 26 210 WEBSITE: https://github.com/porres/pd-cyclone, f 60;
+#X text 26 221 WEBSITE: https://github.com/porres/pd-cyclone, f 60;
 #X text 26 31 DESCRIPTION: Max/MSP clones, f 60;
 #X text 26 14 KEYWORDS: external library, f 60;
 #X text 26 118 ORIGINAL AUTHOR (2002-2005): Krzysztof Czaja (and others), f 60;
-#X text 26 194 HELP_PATCHES_AUTHOR: Alexandre Torres Porres, f 60;
-#X text 26 165 CURRENT DEVELOPERS (since february 2016): Alexandre Torres Porres \, Derek Kwan and Matt Barber, f 60;
+#X text 26 205 HELP_PATCHES_AUTHOR: Alexandre Torres Porres, f 60;
 #X text 26 135 FOLLOWING DEVELOPERS: Hans-Christoph Steiner (2005-2013) and Fred Jan Kraan (dec/2014 - feb/2016);
-#X text 26 66 VERSION: 0.8-1, f 60;
-#X text 26 84 RELEASE_DATE: Released February 21st 2024, f 60;
+#X text 26 66 VERSION: 0.9-0, f 60;
+#X text 26 84 RELEASE_DATE: Released June 15th 2024, f 60;
+#X text 26 165 CURRENT DEVELOPERS (since february 2016): Alexandre Torres Porres \, Derek Kwan and Matt Barber (Actually \, since about 2020 \, virtually just Porres)., f 60;