diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 Usage
 -----
 
-Cgrep 6.5.1 Usage: cgrep [OPTION] [PATTERN] files...
+Cgrep 6.5.2 Usage: cgrep [OPTION] [PATTERN] files...
 
 cgrep [OPTIONS] [ITEM]
 
@@ -66,9 +66,9 @@
 Concurrency:
 
     -j --jobs=INT             Number of jobs
-       --cores=INT            Set number of physical processor used
-       --chunk=INT            Set per-job chunk length
-    -a --asynch               Process chunk of files asynchronously
+       --cores=INT            Number of physical processors utilized
+       --chunk=INT            Specify the length of chunks
+    -a --asynch               Process chunks asynchronously
 
 Miscellaneous:
 
@@ -76,5 +76,4 @@
     -n --no-turbo             disable turbo mode
     -? --help                 Display help message
     -V --version              Print version information
-
 
diff --git a/cgrep.cabal b/cgrep.cabal
--- a/cgrep.cabal
+++ b/cgrep.cabal
@@ -1,6 +1,6 @@
 Name:                cgrep
 Description:         Cgrep: a context-aware grep for source codes
-Version:             6.5.1
+Version:             6.5.2
 Synopsis:            Command line tool
 Homepage:            http://awgn.github.io/cgrep/
 License:             GPL-2
diff --git a/src/CmdOptions.hs b/src/CmdOptions.hs
--- a/src/CmdOptions.hs
+++ b/src/CmdOptions.hs
@@ -64,9 +64,9 @@
           ,     json = False                &= help "Format output as json object" &= explicit &= name "json"
           ,     xml = False                 &= help "Format output as xml document" &= explicit &= name "xml"
           ,     jobs   = 1                  &= groupname "\nConcurrency" &= help "Number of jobs"
-          ,     cores  = 0                  &= help "Set number of physical processor used"
-          ,     chunk  = 16                 &= help "Set per-job chunk length"
-          ,     asynch = False              &= help "Process chunk of files asynchronously"
+          ,     cores  = 0                  &= help "Number of physical processors utilized"
+          ,     chunk  = 16                 &= help "Specify the length of chunks"
+          ,     asynch = False              &= help "Process chunks asynchronously"
           ,     debug = 0                   &= groupname "\nMiscellaneous" &= help "Debug level: 1, 2 or 3"
           ,     no_turbo = False            &= help "Disable turbo mode"
           ,     others = []                 &= args
diff --git a/src/Config.hs b/src/Config.hs
--- a/src/Config.hs
+++ b/src/Config.hs
@@ -31,7 +31,7 @@
 cgreprc = "cgreprc"
 
 version :: String
-version = "6.5.1"
+version = "6.5.2"
 
 
 data Config = Config