diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 71ee7f989..a69ce480b 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -443,13 +443,13 @@ namespace RTLIL
 	static inline std::string encode_filename(const std::string &filename)
 	{
 		std::stringstream val;
-		if (!std::any_of(filename.begin(), filename.end(), [](char c) { 
-			return static_cast<unsigned char>(c) < 33 || static_cast<unsigned char>(c) > 126; 
+		if (!std::any_of(filename.begin(), filename.end(), [](char c) {
+			return static_cast<unsigned char>(c) < 33 || static_cast<unsigned char>(c) > 126;
 		})) return filename;
 		for (unsigned char const c : filename) {
 			if (c < 33 || c > 126)
 				val << stringf("$%02x", c);
-			else 
+			else
 				val << c;
 		}
 		return val.str();