update depdent lib version according to their availability on anaconda cloud
diff --git a/tool/conda/meta.yaml b/tool/conda/meta.yaml
index 5fa237e..ee3aa7a 100644
--- a/tool/conda/meta.yaml
+++ b/tool/conda/meta.yaml
@@ -16,22 +16,24 @@
 requirements:
   build:
     - python 2.7*
-    - numpy 1.10.0
+    - numpy 1.12.0
     - swig 3.0.2
-    - openblas 0.2.14
+    - openblas 0.2.18
     - protobuf 3.0.0
     - glog 0.3.4
+    - libgfortran 3.0.0 # [osx]
     - gcc 4.8.5 # [linux]
 
   run:
     - python 2.7*
-    - numpy >=1.10.0
+    - numpy >=1.12.0
     - protobuf >=3.0.0
     - glog >=0.3.4
-    - openblas >=0.2.14
+    - openblas >=0.2.18
     - flask >=0.10.1
     - flask-cors >=3.0.2
     - pillow >=2.3.0
+    - libgfortran >=3.0.0 # [osx]
     - libgcc 4.8.5 # [linux]
 
 test: