diff --git a/src/main/java/com/massivecraft/factions/cmd/CmdTnt.java b/src/main/java/com/massivecraft/factions/cmd/CmdTnt.java
index 66e8c443..53abe28a 100644
--- a/src/main/java/com/massivecraft/factions/cmd/CmdTnt.java
+++ b/src/main/java/com/massivecraft/factions/cmd/CmdTnt.java
@@ -108,7 +108,7 @@ public class CmdTnt extends FCommand {
                     fme.msg(TL.COMMAND_TNT_WIDTHDRAW_NOTENOUGH_SPACE);
                     return;
                 }
-                if (hasAvaliableSlot(me, fullStacks + 1)) {
+                if (!hasAvaliableSlot(me, fullStacks + 1)) {
                     fme.msg(TL.COMMAND_TNT_WIDTHDRAW_NOTENOUGH_SPACE);
                     return;
                 }