diff --git a/.gitignore b/.gitignore
index 9a3a8d8..acb9124 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,12 @@
 # Output of the go coverage tool, specifically when used with LiteIDE
 *.out
 
+# go mod checksum
+go.sum
+
+# build binary
+leadercraft-s
+
+# sqlite default db
+test.sqlite
+
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..c58d279
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,3 @@
+module git.exmods.org/NGnius/leadercraft-c
+
+go 1.13