diff --git a/daemon/libnetwork/diagnostic/types.go b/daemon/libnetwork/diagnostic/types.go
index ef1d7f7192..2be8441610 100644
--- a/daemon/libnetwork/diagnostic/types.go
+++ b/daemon/libnetwork/diagnostic/types.go
@@ -111,7 +111,7 @@ type TableEntryObj struct {
 }
 
 func (t *TableEntryObj) String() string {
-	return fmt.Sprintf("%d) k:`%s` -> v:`%s` owner:`%s`\n", t.Index, t.Key, t.Value, t.Owner)
+	return fmt.Sprintf("%d) k:%#q -> v:%#q owner:%#q\n", t.Index, t.Key, t.Value, t.Owner)
 }
 
 // TableEndpointsResult fully typed message for proper unmarshaling on the client side
diff --git a/pkg/plugins/pluginrpc-gen/parser_test.go b/pkg/plugins/pluginrpc-gen/parser_test.go
index bf16ddb358..0838b6343a 100644
--- a/pkg/plugins/pluginrpc-gen/parser_test.go
+++ b/pkg/plugins/pluginrpc-gen/parser_test.go
@@ -248,7 +248,7 @@ func TestParseWithMultilineAnnotation(t *testing.T) {
 
 func assertName(t *testing.T, expected, actual string) {
 	if expected != actual {
-		fatalOut(t, fmt.Sprintf("expected name to be `%s`, got: %s", expected, actual))
+		fatalOut(t, fmt.Sprintf("expected name to be %#q, got: %s", expected, actual))
 	}
 }