diff --git a/src/utils.c b/src/utils.c
index b47093f..8e3019f 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -49,7 +49,7 @@ inline uint64_t timespec_diff_us(const struct timespec *a, const struct timespec
 }
 
 inline char *pretty_num(const double num, char *buf, const size_t bufsz) {
-	const uint8_t decimals = (num <= 10) ? 2 : (num <= 100) ? 1 : 0;
+	const uint8_t decimals = (num <= 10.0) ? 2 : (num <= 100.0) ? 1 : 0;
 	snprintf(buf, bufsz, "%.*f", decimals, num);
 	return buf;
 }