diff --git a/cper-utils.c b/cper-utils.c
index ae71dc4..0821a16 100644
--- a/cper-utils.c
+++ b/cper-utils.c
@@ -342,7 +342,7 @@
 		return -1;
 	}
 	int hours = bcd_to_int(timestamp->Hours);
-	if (hours >= 24) {
+	if (hours > 24) {
 		return -1;
 	}
 	int minutes = bcd_to_int(timestamp->Minutes);