diff --git a/Gopkg.lock b/Gopkg.lock
index 8587fd7a..efe360e8 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -169,6 +169,14 @@
   revision = "25ecb14adfc7543176f7d85291ec7dba82c6f7e4"
   version = "v1.9.0"
 
+[[projects]]
+  branch = "master"
+  digest = "1:606d1820e2521700b2604019ddc84c95642b2be06242206a4c6322b1c465b2c9"
+  name = "github.com/oliveroneill/exponent-server-sdk-golang"
+  packages = ["sdk"]
+  pruneopts = "UT"
+  revision = "05bf6f17980f89ec1a1b9599813658b6381e7408"
+
 [[projects]]
   digest = "1:0028cb19b2e4c3112225cd871870f2d9cf49b9b4276531f03438a88e94be86fe"
   name = "github.com/pmezard/go-difflib"
@@ -262,6 +270,7 @@
     "github.com/jinzhu/gorm/dialects/postgres",
     "github.com/jinzhu/gorm/dialects/sqlite",
     "github.com/joho/godotenv",
+    "github.com/oliveroneill/exponent-server-sdk-golang/sdk",
     "github.com/rendon/testcli",
     "github.com/stretchr/testify/assert",
     "golang.org/x/crypto/bcrypt",
diff --git a/Gopkg.toml b/Gopkg.toml
index e9ae3605..4d3057b3 100644
--- a/Gopkg.toml
+++ b/Gopkg.toml
@@ -80,3 +80,7 @@
 [prune]
   go-tests = true
   unused-packages = true
+
+[[constraint]]
+  branch = "master"
+  name = "github.com/oliveroneill/exponent-server-sdk-golang"