diff --git a/debuild/Makefile b/debuild/Makefile
index 28ca26a6480061ad322d7dfac408ff5aaa564596..5466d5088a7e7495e5888e70ce9a0ceb14b81149 100644
--- a/debuild/Makefile
+++ b/debuild/Makefile
@@ -42,7 +42,7 @@ debsrc = purr-data_$(debversion).orig.tar.gz
 debdist = purr-data-$(debversion)
 
 # nw.js sdk
-nwjsver = 0.17.6
+nwjsver = 0.18.5
 nwjspkg = nwjs-sdk-v$(nwjsver)-linux
 nwjs = $(nwjspkg)-ia32.tar.gz $(nwjspkg)-x64.tar.gz
 
diff --git a/debuild/debian/rules b/debuild/debian/rules
index ca104375ae6e7f2005fdf8a860951d8c734645be..a7aab578bc2aeee7a7094ef03d6ee7fbf7fe35a0 100755
--- a/debuild/debian/rules
+++ b/debuild/debian/rules
@@ -4,7 +4,7 @@
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1
 
-nwjsver = 0.17.6
+nwjsver = 0.18.5
 nwjspkg = nwjs-sdk-v$(nwjsver)-linux
 
 ifeq ("$(shell dpkg-architecture -qDEB_HOST_ARCH)","amd64")