diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e751c79f..5e748c5ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -69,6 +69,7 @@
 * Fixed #2447
 * Fixed #2558
 * Fixed a duplication bug with the Block Placer
+* Fixed Slimefun Guide Settings showing "last activity" as a negative number
 
 ## Release Candidate 17 (17 Oct 2020)
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/utils/NumberUtils.java b/src/main/java/io/github/thebusybiscuit/slimefun4/utils/NumberUtils.java
index d752b5ec8..3162ec345 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/utils/NumberUtils.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/utils/NumberUtils.java
@@ -130,7 +130,8 @@ public final class NumberUtils {
     public static String getElapsedTime(@Nonnull LocalDateTime start, @Nonnull LocalDateTime end) {
         Validate.notNull(start, "Provided start was null");
         Validate.notNull(end, "Provided end was null");
-        long hours = Duration.between(start, end).toHours();
+
+        long hours = Duration.between(end, start).toHours();
 
         if (hours == 0) {
             return "< 1h";