diff --git a/pkg/healthcheck/commit.go b/pkg/healthcheck/commit.go
index ada9e5a..36f2be6 100644
--- a/pkg/healthcheck/commit.go
+++ b/pkg/healthcheck/commit.go
@@ -10,17 +10,13 @@ import (
 	"github.com/go-git/go-git/v5/plumbing/object"
 )
 
-// nonAsciiMsg checks for non-ASCII characters in the commit message.
-// If the message starts with "Merge pull request", it skips the non-ASCII characters check.
-// Otherwise, it iterates over each character in the message and checks if it is a non-ASCII character.
-// If a non-ASCII character is found, it returns an error indicating not to use non-ASCII characters in commit messages.
-// Otherwise, it returns nil indicating that the commit message is valid.
+// NonAsciiMsg checks for non-ASCII characters in the commit message.
+// It skips the non-ASCII characters check for lines starting with specific keywords like "Co-authored-by", "Reviewed-by", and "Co-committed-by".
 func NonAsciiMsg(root string) error {
-	// cmd := exec.Command("git", "log", "--encoding=UTF-8", "--format=%B")
 	repo, err := git.PlainOpen(root)
 	if err != nil {
-		slog.Error("openning git repo", "err", err)
-		return fmt.Errorf("error openning git repo: %v", err)
+		slog.Error("opening git repo", "err", err)
+		return fmt.Errorf("error opening git repo: %v", err)
 	}
 
 	ref, err := repo.Head()
@@ -45,16 +41,38 @@ func NonAsciiMsg(root string) error {
 	}
 
 	var nonAsciiMsgs []string
+	// List of prefixes to ignore in the commit message
+	ignoredPrefixes := []string{
+		"Co-authored-by:",
+		"Reviewed-by:",
+		"Co-committed-by:",
+		"Reviewed-on:",
+	}
+
 	for _, msg := range msgs {
 		if msg == "" {
 			continue
 		}
-		if strings.HasPrefix(msg, "Merge pull request") {
-			continue
-		}
-		for _, c := range msg {
-			if c > unicode.MaxASCII {
-				nonAsciiMsgs = append(nonAsciiMsgs, msg)
+		// Split message by lines and ignore specific lines with prefixes
+		lines := strings.Split(msg, "\n")
+		for _, line := range lines {
+			trimmedLine := strings.TrimSpace(line)
+			ignore := false
+			for _, prefix := range ignoredPrefixes {
+				if strings.HasPrefix(trimmedLine, prefix) {
+					ignore = true
+					break
+				}
+			}
+			if ignore {
+				continue
+			}
+			// Check for non-ASCII characters in the rest of the lines
+			for _, c := range line {
+				if c > unicode.MaxASCII {
+					nonAsciiMsgs = append(nonAsciiMsgs, msg)
+					break
+				}
 			}
 		}
 	}