diff --git a/zfblast.nimble b/zfblast.nimble
index d128359..25fcca5 100755
--- a/zfblast.nimble
+++ b/zfblast.nimble
@@ -1,5 +1,5 @@
 # Package
-version     = "0.2.6"
+version     = "0.2.7"
 author      = "Amru Rosyada"
 description = "High performance http server (https://tools.ietf.org/html/rfc2616) with persistent connection for nim language"
 license     = "BSD"
diff --git a/zfblast.nimble~ b/zfblast.nimble~
index 1a4b737..d128359 100755
--- a/zfblast.nimble~
+++ b/zfblast.nimble~
@@ -1,5 +1,5 @@
 # Package
-version     = "0.2.5"
+version     = "0.2.6"
 author      = "Amru Rosyada"
 description = "High performance http server (https://tools.ietf.org/html/rfc2616) with persistent connection for nim language"
 license     = "BSD"
diff --git a/zfblast/server.nim b/zfblast/server.nim
index 81b80eb..0a3dbfd 100755
--- a/zfblast/server.nim
+++ b/zfblast/server.nim
@@ -697,6 +697,14 @@ proc newZFBlast*(
   result = instance
 ###
 
+proc getBuildMode*(): string =
+  ##
+  ##  get build mode will return string "debug" or "release"
+  ##
+  result = "debug"
+  if defined(release):
+    result = "release"
+
 # test server
 if isMainModule:
   #[