diff --git a/coverme/client/coverage_test.go b/coverme/client/coverage_test.go
new file mode 100644
index 0000000..fa3c5ce
--- /dev/null
+++ b/coverme/client/coverage_test.go
@@ -0,0 +1,5 @@
+// +build !change
+
+package client
+
+// min coverage: 90%
diff --git a/coverme/models/coverage_test.go b/coverme/models/coverage_test.go
new file mode 100644
index 0000000..8ebb287
--- /dev/null
+++ b/coverme/models/coverage_test.go
@@ -0,0 +1,5 @@
+// +build !change
+
+package models
+
+// min coverage: 90%
diff --git a/coverme/utils/coverage_test.go b/coverme/utils/coverage_test.go
new file mode 100644
index 0000000..969d9be
--- /dev/null
+++ b/coverme/utils/coverage_test.go
@@ -0,0 +1,5 @@
+// +build !change
+
+package utils
+
+// min coverage: 90%