diff --git a/src/logging.h b/src/logging.h
index 5908d6e..56698de 100644
--- a/src/logging.h
+++ b/src/logging.h
@@ -34,16 +34,16 @@
 #include "tools.h"
 
 
-unsigned log_level;
+enum {
+	LOG_LEVEL_INFO,
+	LOG_LEVEL_PERF,
+	LOG_LEVEL_VERBOSE,
+	LOG_LEVEL_DEBUG,
+} log_level;
+
 pthread_mutex_t log_mutex;
 
 
-#define LOG_LEVEL_INFO		0
-#define LOG_LEVEL_PERF		1
-#define LOG_LEVEL_VERBOSE	2
-#define LOG_LEVEL_DEBUG		3
-
-
 #define LOGGING_INIT { \
 		log_level = LOG_LEVEL_INFO; \
 		assert(!pthread_mutex_init(&log_mutex, NULL)); \
diff --git a/src/options.c b/src/options.c
index 446c196..a67ad48 100644
--- a/src/options.c
+++ b/src/options.c
@@ -344,7 +344,7 @@ int parse_options(int argc, char *argv[], struct device_t *dev, struct encoder_t
 			case _O_PERF:		OPT_SET(log_level, LOG_LEVEL_PERF);
 			case _O_VERBOSE:	OPT_SET(log_level, LOG_LEVEL_VERBOSE);
 			case _O_DEBUG:		OPT_SET(log_level, LOG_LEVEL_DEBUG);
-			case _O_LOG_LEVEL:	OPT_NUMBER("--log-level", log_level, 0, 3, 0);
+			case _O_LOG_LEVEL:	OPT_NUMBER("--log-level", log_level, LOG_LEVEL_INFO, LOG_LEVEL_DEBUG, 0);
 
 			case _O_HELP:		_help(dev, encoder, server); return 1;
 			case _O_VERSION:	_version(true); return 1;