diff --git a/conf.py b/conf.py
index 3bc7d2764b..152c718b59 100644
--- a/conf.py
+++ b/conf.py
@@ -31,7 +31,7 @@ master_doc = 'docs/index'
 # in 'shared-bindings/index.rst'
 shared_bindings_json = 'support_matrix.json'
 if 'TRAVIS' in os.environ:
-    shared_bindings_json = os.path.join('$HOME', shared_bindings_json)
+    shared_bindings_json = os.path.join(os.environ['HOME'], shared_bindings_json)
 else:
     shared_bindings_json = os.path.join('shared-bindings', shared_bindings_json)
 with open(shared_bindings_json) as json_file:
diff --git a/docs/shared_bindings_matrix.py b/docs/shared_bindings_matrix.py
index ebcadb7ad5..5d7ada7016 100644
--- a/docs/shared_bindings_matrix.py
+++ b/docs/shared_bindings_matrix.py
@@ -122,7 +122,7 @@ if __name__ == "__main__":
 
     shared_bindings_json = 'support_matrix.json'
     if 'TRAVIS' in os.environ:
-        shared_bindings_json = os.path.join('$HOME', shared_bindings_json)
+        shared_bindings_json = os.path.join(os.environ['HOME'], shared_bindings_json)
     else:
         print(final_json)
         shared_bindings_json = os.path.join('shared-bindings', shared_bindings_json)