diff --git a/binance/go.mod b/binance/go.mod
index 81f291b..ac44716 100644
--- a/binance/go.mod
+++ b/binance/go.mod
@@ -1,3 +1,5 @@
 module github.com/dasbd72/asset-management/binance
 
 go 1.20
+
+require github.com/google/go-cmp v0.6.0
diff --git a/binance/go.sum b/binance/go.sum
index e69de29..5a8d551 100644
--- a/binance/go.sum
+++ b/binance/go.sum
@@ -0,0 +1,2 @@
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
diff --git a/go.work.sum b/go.work.sum
new file mode 100644
index 0000000..f05f1da
--- /dev/null
+++ b/go.work.sum
@@ -0,0 +1 @@
+github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
diff --git a/max/go.mod b/max/go.mod
index eafc710..95247ef 100644
--- a/max/go.mod
+++ b/max/go.mod
@@ -1,3 +1,5 @@
 module github.com/dasbd72/asset-management/max
 
 go 1.20
+
+require github.com/google/go-cmp v0.6.0
diff --git a/max/go.sum b/max/go.sum
new file mode 100644
index 0000000..5a8d551
--- /dev/null
+++ b/max/go.sum
@@ -0,0 +1,2 @@
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=