diff --git a/cat.c b/cat.c
index 784b32c..5accecd 100644
--- a/cat.c
+++ b/cat.c
@@ -13,7 +13,7 @@ return 0;
 }
 if(strcmp(argv[1],"-v")==0)
      {
-        printf("patricus utils, version %s",VERSION);
+        printf("patricus utils, version %s",version);
         return 0;
 }
 for(int meowing=1;meowing<argc;meowing++){
diff --git a/cmpsize.c b/cmpsize.c
index ded6180..479c45e 100644
--- a/cmpsize.c
+++ b/cmpsize.c
@@ -11,7 +11,7 @@ int main(int argc, char *argv[]) {
         return 1;
     }        
     else if(strcmp("-v", argv[1]) == 0) {
-        printf("patricus utils, version %s", VERSION);
+        printf("patricus utils, version %s", version);
         return 0;
     }       
     else if(argc == 2) {
diff --git a/meson.build b/meson.build
index ca8012e..52e47be 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,4 @@
-project('patricus utils', 'c', 'cpp', version: '4.0', default_options: ['cpp_std=c++20'])
-
+project('patricus utils', 'c', version: '3.4')
 branch_name = run_command('git', 'rev-parse', '--abbrev-ref', 'HEAD', check: true).stdout().strip()
 if branch_name.startswith('stable/')
   full_version = meson.project_version()
@@ -8,8 +7,9 @@ else
   full_version = '@0@(@1@)'.format(meson.project_version(), git_hash)
 endif
 
+# Generate header
 conf = configuration_data()
-conf.set('VERSION', '"@0@"'.format(full_version))
+conf.set('version', '"@0@"'.format(full_version))
 
 configure_file(
   output: 'version.h',
@@ -17,5 +17,4 @@ configure_file(
 )
 
 executable('cat', ['cat.c', 'stdin.c'], include_directories: '.')
-executable('cmpsize', ['cmpsize.c', 'bytes.c'])
-executable('nuke', ['nuke.cpp'], include_directories: '.')
+executable('cmpsize', ['cmpsize.c', 'bytes.c'], include_directories: '.')
diff --git a/nuke.cpp b/nuke.cpp
deleted file mode 100644
index e9567a7..0000000
--- a/nuke.cpp
+++ /dev/null
@@ -1,27 +0,0 @@
-#include<version.h>
-#include<string>
-#include<filesystem>
-#include<iostream>
-using namespace std;
-int main(int argc, char* argv[])
-{
-for(int i=1;i<argc;i++){
-if (string(argv[i]) == "-v")
-{
-cout<<"patricus utils, version "+string(VERSION);
-return 0;
-}
-    if(!filesystem::exists(argv[i]))
-{
-cerr<<"error, no such file or directory";
-return 1;
-}
-try
-{
-filesystem::remove_all(argv[i]);
-}
-catch(std::filesystem::filesystem_error){
-    cout<<"error: permission denied";
-}
-}
-}
\ No newline at end of file