diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 21fff7dc..27353e90 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -51,5 +51,5 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v2
 
-      - name: Check Code Formation
+      - name: Check Code Formatting
         run: find . -name "*.go" | while read line; do [ -z "$(gofmt -d "$line" | head)" ] || exit 1; done
diff --git a/entity/dag/operation_pack.go b/entity/dag/operation_pack.go
index 8ca2ff56..9b42f9bf 100644
--- a/entity/dag/operation_pack.go
+++ b/entity/dag/operation_pack.go
@@ -359,5 +359,5 @@ func (pk PGPKeyring) DecryptionKeys() []openpgp.Key {
 	// 	}
 	// }
 	// return result
-	return nil
+	panic("not implemented")
 }
diff --git a/util/text/validate.go b/util/text/validate.go
index 4c3f7065..f25a56b4 100644
--- a/util/text/validate.go
+++ b/util/text/validate.go
@@ -33,7 +33,7 @@ func Safe(s string) bool {
 	return true
 }
 
-// Safe will tell if a character in the string is considered unsafe
+// SafeOneLine will tell if a character in the string is considered unsafe
 // Currently trigger on all unicode control character
 func SafeOneLine(s string) bool {
 	for _, r := range s {