diff --git a/config/netcdf_c.json b/config/netcdf_c.json
deleted file mode 100644
index 5fec04e..0000000
--- a/config/netcdf_c.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name" : "netcdf-c",
-    "default version" : "4.7.4",
-    "dependencies" : "zlib,szip,curl,hdf5",
-    "download" : "git clone --depth 1 --branch v$VERSION https://github.com/Unidata/netcdf-c.git netcdf-c-$VERSION",
-    "configure" : "./configure --prefix=$PREFIX CPPFLAGS=-I$PREFIX/include LDFLAGS=-L$PREFIX/lib $SHARED",
-    "build" : "make -j $BUILDTHREADS",
-    "install" : "make install",
-    "object files" : "435"
-}
diff --git a/config/netcdf_f.json b/config/netcdf_f.json
deleted file mode 100644
index e33bca9..0000000
--- a/config/netcdf_f.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-    "name" : "netcdf-f",
-    "default version" : "4.5.3",
-    "dependencies" : "zlib,szip,hdf5,curl,netcdf-c",
-    "download" : "git clone --depth 1 --branch v$VERSION https://github.com/Unidata/netcdf-fortran.git netcdf-f-$VERSION",
-    "configure" : "./configure --prefix=$PREFIX CPPFLAGS=-I$PREFIX/include LDFLAGS=-L$PREFIX/lib  $SHARED",
-    "build" : "make -j $BUILDTHREADS",
-    "install" : "make install",
-    "object files" : "60"
-}
diff --git a/lib/dependency.py b/lib/dependency.py
index 86ba5ec..eaff6f6 100644
--- a/lib/dependency.py
+++ b/lib/dependency.py
@@ -1,4 +1,5 @@
 import os
+import glob
 from lib.io import load_lib_data
 
 def topological_sort(source):