diff --git a/copy-jdk-configs.spec b/copy-jdk-configs.spec
index 96b41dc..69ac9df 100644
--- a/copy-jdk-configs.spec
+++ b/copy-jdk-configs.spec
@@ -6,9 +6,9 @@
 Name:    copy-jdk-configs
 
 # hash relevant to version tag
-%global  htag 1d18ce8b5dec47a0468136ab6cdadfb93defe2c4
-Version: 3.7
-Release: 8%{?dist}
+%global  htag bf480d4217342a54d3f1103365d21f6e399c4932
+Version: 3.9
+Release: 4.0.pre.0.bf480d4217342a54d3f1103365d21f6e399c4932%{?dist}
 Summary: JDKs configuration files copier
 
 License:  BSD
@@ -72,6 +72,9 @@ rm "%{rpm_state_dir}/%{file}" 2> /dev/null || :
 %license LICENSE
 
 %changelog
+* Thu Apr 29 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3.9-4.0.pre.0.bf480d4217342a54d3f1103365d21f6e399c4932%{?dist}
+- bumped to 4.0 to resolve remvoed rpm 4.17 removing arg from global table
+
 * Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3.7-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
diff --git a/copy_jdk_configs.lua b/copy_jdk_configs.lua
index d3ab7c7..62f393a 100755
--- a/copy_jdk_configs.lua
+++ b/copy_jdk_configs.lua
@@ -1,9 +1,77 @@
 #!/usr/bin/lua
 -- rpm call
--- lua -- copy_jdk_configs.lua   --currentjvm "%{uniquesuffix %{nil}}" --jvmdir "%{_jvmdir %{nil}}" --origname "%{name}" --origjavaver "%{javaver}" --arch "%{_arch}" --debug true
+-- debug=true lua -- copy_jdk_configs.lua   --currentjvm "%{uniquesuffix %{nil}}" --jvmdir "%{_jvmdir %{nil}}" --origname "%{name}" --origjavaver "%{javaver}" --arch "%{_arch}"
 --test call
---lua -- copy_jdk_configs.lua   --currentjvm "java-1.8.0-openjdk-1.8.0.65-3.b17.fc22.x86_64" --jvmdir "/usr/lib/jvm" --origname "java-1.8.0-openjdk" --origjavaver "1.8.0" --arch "x86_64" --debug true  --jvmDestdir /home/jvanek/Desktop
+-- debug=true lua -- copy_jdk_configs.lua   --currentjvm "java-1.8.0-openjdk-1.8.0.65-3.b17.fc22.x86_64" --jvmdir "/usr/lib/jvm" --origname "java-1.8.0-openjdk" --origjavaver "1.8.0" --arch "x86_64" --jvmDestdir /home/jvanek/Desktop
 
+local M = {}
+
+if (os.getenv("debug") == "true") then
+  debug = true;
+else 
+  debug = false;
+end
+
+local function debugOneLinePrint(string)
+  if (debug) then
+    print(string)
+  end;
+end
+
+function getPath(str,sep)
+    sep=sep or '/'
+    return str:match("(.*"..sep..")")
+end
+
+function splitToTable(source, pattern)
+  local i1 = string.gmatch(source, pattern)
+  local l1 = {}
+  for i in i1 do
+    table.insert(l1, i)
+  end
+  return l1
+end
+
+local function slurp(path)
+    local f = io.open(path)
+    local s = f:read("*a")
+    f:close()
+    return s
+end
+
+function trim(s)
+  return (s:gsub("^%s*(.-)%s*$", "%1"))
+end
+
+local function dirWithParents(path)
+  local s = ""
+  local dirs = splitToTable(path, "[^/]+")
+  for i,d in pairs(dirs) do
+    if (i == #dirs) then
+      break
+    end
+    s = s.."/"..d
+    local stat2 = posix.stat(s, "type");
+    if (stat2 == nil) then
+      debugOneLinePrint(s.." does not exists, creating")
+      if (not dry) then
+        posix.mkdir(s)
+      end
+    else
+      debugOneLinePrint(s.." exists,not creating")
+    end
+  end
+end
+
+
+-- main function,
+-- formelry main body
+-- move to function resolved
+-- https://bugzilla.redhat.com/show_bug.cgi?id=1892224
+-- for readability not indented, todo, indent once tuned
+
+function M.mainProgram(arg)
+debugOneLinePrint("cjc: lua debug on")
 local caredFiles = {"jre/lib/calendars.properties",
               "jre/lib/content-types.properties",
               "jre/lib/flavormap.properties",
@@ -35,6 +103,7 @@ local caredFiles = {"jre/lib/calendars.properties",
               "jre/lib/ext",
               "jre/lib/security/blacklist",
               "jre/lib/security/javaws.policy",
+              "jre/lib/security/nss.fips.cfg",
               "lib/security",
               "conf",
               "lib/ext"}
@@ -57,7 +126,6 @@ local jvmDestdir = nil
 local origname = nil
 local origjavaver = nil
 local arch = nil
-local debug = false;
 local temp = nil;
 local dry = false;
 
@@ -144,65 +212,12 @@ if (debug) then
   print(debug);
 end
 
-local function debugOneLinePrint(string)
-  if (debug) then
-    print(string)
-  end;
-end
-
-
 --trasnform substitute names to lua patterns
 local name = string.gsub(string.gsub(origname, "%-", "%%-"), "%.", "%%.")
 local javaver = string.gsub(origjavaver, "%.", "%%.")
 
 local jvms = { }
 
-function getPath(str,sep)
-    sep=sep or '/'
-    return str:match("(.*"..sep..")")
-end
-
-function splitToTable(source, pattern)
-  local i1 = string.gmatch(source, pattern) 
-  local l1 = {}
-  for i in i1 do
-    table.insert(l1, i)
-  end
-  return l1
-end
-
-local function slurp(path)
-    local f = io.open(path)
-    local s = f:read("*a")
-    f:close()
-    return s
-end
-
-function trim(s)
-  return (s:gsub("^%s*(.-)%s*$", "%1"))
-end
-
-local function dirWithParents(path)
-  local s = ""
-  local dirs = splitToTable(path, "[^/]+") 
-  for i,d in pairs(dirs) do
-    if (i == #dirs) then
-      break
-    end
-    s = s.."/"..d
-    local stat2 = posix.stat(s, "type");
-    if (stat2 == nil) then
-      debugOneLinePrint(s.." does not exists, creating")
-      if (not dry) then
-        posix.mkdir(s)
-      end
-    else
-      debugOneLinePrint(s.." exists,not creating")
-    end
-  end
-end
-
-
 debugOneLinePrint("started")
 
 
@@ -212,7 +227,7 @@ if (foundJvms == nil) then
   return
 end
 
-debugOneLinePrint("found "..#foundJvms.."jvms")
+debugOneLinePrint("found "..#foundJvms.." jvms")
 
 for i,p in pairs(foundJvms) do
 -- regex similar to %{_jvmdir}/%{name}-%{javaver}*%{_arch} bash command
@@ -326,3 +341,13 @@ for i,file in pairs(caredFiles) do
     debugOneLinePrint(SOURCE.." does not exists")
   end
 end
+
+end --unindented main function
+
+if (arg == nil) then
+  debugOneLinePrint("arg variable is nil, you have to call mainProgram manually") -- this can actually not be invoked, as the debug is set via arg
+else
+  M.mainProgram(arg)
+end
+
+return M
diff --git a/copy_jdk_configs_fixFiles.sh b/copy_jdk_configs_fixFiles.sh
index 3c9bda0..7e87be8 100755
--- a/copy_jdk_configs_fixFiles.sh
+++ b/copy_jdk_configs_fixFiles.sh
@@ -2,23 +2,38 @@
 config=$1
 target=$2
 
-debug="false"
-
-rma=""
-  if [ "x$debug" == "xtrue" ] ; then
-    rma="-v"
-  fi
-
 debug(){
   if [ "x$debug" == "xtrue" ] ; then
-    echo "$1"
+    echo "$@"
   fi
 }
 
+debug "cjc: bash debug is on"
+
+cmdvDebug() {
+  if [ "x$debug" == "xtrue" ] ; then
+    "$@" -v
+  else
+    "$@" 1>/dev/null 2>&1
+  fi
+}
+
+mvDebug() {
+  cmdvDebug mv "$@"
+}
+
+rmDebug() {
+  cmdvDebug rm "$@"
+}
+
+rmdirDebug() {
+ cmdvDebug rmdir "$@"
+}
+
 #we should be pretty strict about removing once used (even "used" [with fail]) config file, as it may corrupt another installation
 clean(){
   debug "cleanup: removing $config"
-  rm -rf $config
+  rmDebug -rf $config
 }
 
 if [ "x" == "x$config" ] ; then
@@ -133,23 +148,23 @@ work(){
     if [ $? -gt 0 ] ; then
      if [ "X$1" == "Xrpmnew" ] ; then
        debug "$sf2 was NOT modified, removing possibly corrupted $sf1 and renaming from $file"
-       mv $rma -f $file $sf1
+       mvDebug -f $file $sf1
        if [ $? -eq 0 ] ; then
          echo "restored $file to $sf1"
        else
-         echo "FAILED to restore $file to $sf1"
+         debug "FAILED to restore $file to $sf1"
        fi
     fi
      if [ "X$1" == "Xrpmorig" ] ; then
        debug "$sf2 was NOT modified, removing possibly corrupted $file"
-       rm $rma $file
+       rmDebug $file
     fi
     else
      debug "$sf2 was modified, keeping $file, and removing the duplicated original"
      # information is now backuped, in new directory anyway. Removing future rpmsave to allow rpm -e
-     rm -f $rma $sf2
+     rmDebug -f $sf2
      # or its corresponding backup
-     rm -f $rma $sf2.$1
+     rmDebug -f $sf2.$1
     fi
 done
 }
@@ -169,9 +184,9 @@ files=`find $sourceSearchPath | grep "\\.rpmorig$"`
     rpmsaveTarget=`echo $file | sed "s/$srcName/$targetName/"`
     debug "relocating $file to $rpmsaveTarget"
     if [ -e $rpmsaveTarget ] ; then
-      rm $rma $file
+      rmDebug $file
     else
-      mv $rma $file $rpmsaveTarget
+      mvDebug $file $rpmsaveTarget
     fi
   done
 
@@ -181,9 +196,9 @@ files=`find $sourceSearchPath | grep "\\.rpmsave$"`
     rpmsaveTarget=`echo $file | sed "s/$srcName/$targetName/"`
     debug "relocating $file to $rpmsaveTarget"
     if [ -e $rpmsaveTarget ] ; then
-      rm $rma $file
+      rmDebug $file
     else
-      mv $rma $file $rpmsaveTarget
+      mvDebug $file $rpmsaveTarget
     fi
   done
 
@@ -211,20 +226,21 @@ done
 debug "cleaning legacy leftowers"
 if [ "x$debug" == "xtrue" ] ; then
   find $sourceSearchPath -empty -type d -delete
-  rmdir $rma $sourceSearchPath
 else
   find $sourceSearchPath -empty -type d -delete 2>/dev/null >/dev/null
-  rmdir $rma $sourceSearchPath 2>/dev/null >/dev/null
 fi
+rmdirDebug $sourceSearchPath
 
 # and remove placeholders
 for blackdir in $blackdirs; do
   if [ -e $blackdir ] ; then
     debug "nasty $blackdir  exists, cleaning placeholder"
-    rm $blackdir/C-J-C_placeholder
+    rmDebug $blackdir/C-J-C_placeholder
   else
     debug "nasty $blackdir  DONT exists, ignoring again"
   fi
 done
 
 clean
+
+exit 0