diff --git a/cliutils.nim b/cliutils.nim
index 9a60575..362a5db 100644
--- a/cliutils.nim
+++ b/cliutils.nim
@@ -101,7 +101,7 @@ proc execWithOutput*(command: string, workingDir:string = "",
   result = (TaintedString"", TaintedString"", -1)
   var outSeq, errSeq: seq[TaintedString]
   outSeq = @[]; errSeq = @[]
-  var outputCollector = combineProcMsgHandlers(msgCB,
+  let outputCollector = combineProcMsgHandlers(msgCB,
     proc(outMsg, errMsg: TaintedString, cmd: string): void {.closure.} =
       if outMsg.len > 0: outSeq.add(outMsg)
       if errMsg.len > 0: errSeq.add(errMsg))
@@ -187,9 +187,10 @@ proc termColor*(color: TermColor, bright, bold = false): string =
 proc withColor*(str: string, color: TermColor, bright, bold = false): string =
   return termColor(color, bright, bold) & str
 
-let STRIP_ANSI_REGEX = re"\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]"
 
-proc stripAnsi*(str: string): string = return str.replace(STRIP_ANSI_REGEX, "")
+proc stripAnsi*(str: string): string =
+  let STRIP_ANSI_REGEX = re"\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]"
+  return str.replace(STRIP_ANSI_REGEX, "")
 
 proc queryParamsToCliArgs*(queryParams: Table[string, string]): seq[string] =
   result = @[]
diff --git a/cliutils.nimble b/cliutils.nimble
index 427960d..992e056 100644
--- a/cliutils.nimble
+++ b/cliutils.nimble
@@ -1,6 +1,6 @@
 # Package
 
-version       = "0.6.4"
+version       = "0.6.5"
 author        = "Jonathan Bernard"
 description   = "Helper functions for writing command line interfaces."
 license       = "MIT"
@@ -8,4 +8,3 @@ license       = "MIT"
 # Dependencies
 
 requires @["nim >= 0.19.0", "docopt >= 0.6.8"]
-