diff --git a/.travis.yml b/.travis.yml
index ee70f0d..03c89e0 100755
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,5 +5,5 @@ node_js:
 before_install:
   - sudo apt-get install libcv-dev
   - sudo apt-get install libhighgui-dev
-  - sudo apt-get install libopencvcontrib-dev
   - pkg-config --libs opencv
+  - pkg-config --cflags opencv
diff --git a/binding.gyp b/binding.gyp
index 44ff728..ae2cd6e 100755
--- a/binding.gyp
+++ b/binding.gyp
@@ -33,7 +33,7 @@
         }]        
       
       , ['OS=="linux"', {
-        'cflags': ['-ldl', '-Wall', '<!@(pkg-config --cflags opencv)']
+        'cflags': ['<!@(pkg-config --cflags opencv)']
         , 'cflags!' : ['-fno-exceptions']
         , 'cflags_cc!' : ['-fno-rtti',  '-fno-exceptions']