diff --git a/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempInherit.java b/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempInherit.java
index 47a08602b..c09b9b058 100644
--- a/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempInherit.java
+++ b/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempInherit.java
@@ -55,10 +55,14 @@ public class GroupSetTempInherit extends SubCommand<Group> {
 
         long duration;
         try {
-            duration = DateUtil.parseDateDiff(args.get(1), true);
-        } catch (DateUtil.IllegalDateException e) {
-            Message.ILLEGAL_DATE_ERROR.send(sender, args.get(1));
-            return CommandResult.INVALID_ARGS;
+            duration = Long.parseLong(args.get(1));
+        } catch (NumberFormatException e) {
+            try {
+                duration = DateUtil.parseDateDiff(args.get(1), true);
+            } catch (DateUtil.IllegalDateException e1) {
+                Message.ILLEGAL_DATE_ERROR.send(sender, args.get(1));
+                return CommandResult.INVALID_ARGS;
+            }
         }
 
         if (DateUtil.shouldExpire(duration)) {
diff --git a/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempPermission.java b/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempPermission.java
index 112b2f7ba..17880c09a 100644
--- a/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempPermission.java
+++ b/common/src/main/java/me/lucko/luckperms/commands/group/subcommands/GroupSetTempPermission.java
@@ -69,10 +69,14 @@ public class GroupSetTempPermission extends SubCommand<Group> {
 
         long duration;
         try {
-            duration = DateUtil.parseDateDiff(args.get(2), true);
-        } catch (DateUtil.IllegalDateException e) {
-            Message.ILLEGAL_DATE_ERROR.send(sender, args.get(2));
-            return CommandResult.INVALID_ARGS;
+            duration = Long.parseLong(args.get(2));
+        } catch (NumberFormatException e) {
+            try {
+                duration = DateUtil.parseDateDiff(args.get(2), true);
+            } catch (DateUtil.IllegalDateException e1) {
+                Message.ILLEGAL_DATE_ERROR.send(sender, args.get(2));
+                return CommandResult.INVALID_ARGS;
+            }
         }
 
         if (DateUtil.shouldExpire(duration)) {
diff --git a/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserAddTempGroup.java b/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserAddTempGroup.java
index 25136a771..a56c2759b 100644
--- a/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserAddTempGroup.java
+++ b/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserAddTempGroup.java
@@ -55,11 +55,16 @@ public class UserAddTempGroup extends SubCommand<User> {
         }
 
         long duration;
+
         try {
-            duration = DateUtil.parseDateDiff(args.get(1), true);
-        } catch (DateUtil.IllegalDateException e) {
-            Message.ILLEGAL_DATE_ERROR.send(sender, args.get(1));
-            return CommandResult.INVALID_ARGS;
+            duration = Long.parseLong(args.get(1));
+        } catch (NumberFormatException e) {
+            try {
+                duration = DateUtil.parseDateDiff(args.get(1), true);
+            } catch (DateUtil.IllegalDateException e1) {
+                Message.ILLEGAL_DATE_ERROR.send(sender, args.get(1));
+                return CommandResult.INVALID_ARGS;
+            }
         }
 
         if (DateUtil.shouldExpire(duration)) {
diff --git a/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserSetTempPermission.java b/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserSetTempPermission.java
index 6364da96a..e1b5ea9ab 100644
--- a/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserSetTempPermission.java
+++ b/common/src/main/java/me/lucko/luckperms/commands/user/subcommands/UserSetTempPermission.java
@@ -69,10 +69,14 @@ public class UserSetTempPermission extends SubCommand<User> {
 
         long duration;
         try {
-            duration = DateUtil.parseDateDiff(args.get(2), true);
-        } catch (DateUtil.IllegalDateException e) {
-            Message.ILLEGAL_DATE_ERROR.send(sender, args.get(2));
-            return CommandResult.INVALID_ARGS;
+            duration = Long.parseLong(args.get(2));
+        } catch (NumberFormatException e) {
+            try {
+                duration = DateUtil.parseDateDiff(args.get(2), true);
+            } catch (DateUtil.IllegalDateException e1) {
+                Message.ILLEGAL_DATE_ERROR.send(sender, args.get(2));
+                return CommandResult.INVALID_ARGS;
+            }
         }
 
         if (DateUtil.shouldExpire(duration)) {