diff --git a/README.md b/README.md
index dd71339..526e9c9 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,13 @@
 # Piskworks
 
-![build](https://github.com/berk76/piskworks/workflows/build/badge.svg)
+![build](https://github.com/oldcompcz/piskworks/workflows/build/badge.svg)
 
 Piskworks is a simple desk game known as gomoku.
 
 ## Supported platforms
 
 ### UNIX, Linux, MS Windows console:
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into project directory `cd Piskworks`
   1. run `make -f Makefile.gcc pisk_con`
   1. find and run pisk_con.exe
@@ -16,21 +16,21 @@ Piskworks is a simple desk game known as gomoku.
 
 ### DOS
   1. download and install Turbo C from http://edn.embarcadero.com/article/20841
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into Piskworks/src directory 
   1. run `make -fMakefile.tc`
   1. find and run main_con.exe
 
 ### ZX Spectrum
   1. download and install Z88DK c compiler from http://www.z88dk.org
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into project directory `cd Piskworks`
   1. run `make -f Makefile.z88dk pisk_zx`
   1. find and load pisk_zx.tap
 
 ### ZX81
   1. download and install Z88DK c compiler from http://www.z88dk.org
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into project directory `cd Piskworks`
   1. run `make -f Makefile.z88dk pisk_81`
   1. find and load pisk_81.P
@@ -48,20 +48,20 @@ Piskworks is a simple desk game known as gomoku.
 
 ### ZX80
   1. download and install Z88DK c compiler from http://www.z88dk.org
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into project directory `cd Piskworks`
   1. run `make -f Makefile.z88dk pisk_80`
   1. find and load pisk_80.O
 
 ### APPLE 1 (replica 1)
   1. install c compiler according to this article: http://jefftranter.blogspot.cz/2012/04/c-programming-tutorial-with-cc65-on.html
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into Piskworks/src directory
   1. run `make -f Makefile.app`
   1. run `bintomon -v -f pisk_app > pisk_app.mon`
 
 ### AS400
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go to src directory `cd src`
   1. run `./crtgom.sh` - it will produce source file for as400 `qcsrc.gom`
   1. get into as400 and create your personal library if you dont have one yet `crtlib mylib`
@@ -76,7 +76,7 @@ Piskworks is a simple desk game known as gomoku.
 
 ### MS Windows
   1. download and install MinGw from http://www.mingw.org/
-  1. download project `git clone https://github.com/berk76/piskworks Piskworks`
+  1. download project `git clone https://github.com/oldcompcz/piskworks Piskworks`
   1. go into project directory `cd Piskworks`
   1. run `make -f Makefile.gcc pisk_w32`
   1. find and run pisk_w32.exe