diff --git a/.gitignore b/.gitignore
index cc75835f..4956a705 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,5 +52,3 @@ dependency-graph.png
 *.aux
 *.out
 *.synctex.gz
-cmd
-/cmd/
diff --git a/cmd/terrad/config_test.go b/cmd/terrad/config_test.go
new file mode 100644
index 00000000..0b5fd9a2
--- /dev/null
+++ b/cmd/terrad/config_test.go
@@ -0,0 +1,15 @@
+package main
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestOverrideConfigCacheSize(t *testing.T) {
+	_, cfg := initAppConfig()
+	terraCfg, ok := cfg.(TerraAppConfig)
+	require.Equal(t, ok, true)
+	require.Equal(t, terraCfg.Config.IAVLCacheSize, uint64(DefaultIAVLCacheSize))
+	require.Equal(t, terraCfg.Config.IAVLDisableFastNode, IavlDisablefastNodeDefault)
+}