diff --git a/.gitmodules b/.gitmodules
index 286ea782..d42aced8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -3,6 +3,6 @@
     url = https://github.com/bitshares/bitshares-core.wiki.git
     ignore = dirty
 [submodule "libraries/fc"]
-	path = libraries/fc
-	url = https://bitbucket.org/peerplaysblockchain/peerplays-fc
+    path = libraries/fc
+    url = https://bitbucket.org/peerplaysblockchain/peerplays-fc.git
     ignore = dirty
diff --git a/libraries/chain/betting_market_evaluator.cpp b/libraries/chain/betting_market_evaluator.cpp
index 36da74e4..d350c49a 100644
--- a/libraries/chain/betting_market_evaluator.cpp
+++ b/libraries/chain/betting_market_evaluator.cpp
@@ -21,6 +21,8 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+#include <fc/smart_ref_impl.hpp>
+
 #include <graphene/chain/betting_market_evaluator.hpp>
 #include <graphene/chain/betting_market_object.hpp>
 #include <graphene/chain/account_object.hpp>