diff --git a/src/core/UOpTransaction.pas b/src/core/UOpTransaction.pas
index 2f34ac7f9..3930e4de5 100644
--- a/src/core/UOpTransaction.pas
+++ b/src/core/UOpTransaction.pas
@@ -521,7 +521,7 @@ function TOpChangeAccountInfo.DoOperation(AccountPreviousUpdatedBlock : TAccount
     Exit;
   end;
   if (account_signer.balance<FData.fee) then begin
-    errors := 'Insuficient funds';
+    errors := 'Insufficient funds';
     exit;
   end;
   if (length(FData.payload)>CT_MaxPayloadSize) then begin
@@ -1428,7 +1428,7 @@ function TOpChangeKey.DoOperation(AccountPreviousUpdatedBlock : TAccountPrevious
     Exit;
   end;
   if (account_signer.balance<FData.fee) then begin
-    errors := 'Insuficient founds';
+    errors := 'Insufficient founds';
     exit;
   end;
   if (length(FData.payload)>CT_MaxPayloadSize) then begin
@@ -1746,7 +1746,7 @@ function TOpRecoverFounds.DoOperation(AccountPreviousUpdatedBlock : TAccountPrev
     exit;
   end;
   if (acc.balance<FData.fee) then begin
-    errors := 'Insuficient funds';
+    errors := 'Insufficient funds';
     exit;
   end;
   if Not TAccountComp.IsValidAccountKey(FData.new_accountkey,errors) then begin
@@ -2009,7 +2009,7 @@ function TOpListAccount.DoOperation(AccountPreviousUpdatedBlock : TAccountPrevio
     Exit;
   end;
   if (account_signer.balance<FData.fee) then begin
-    errors := 'Insuficient founds';
+    errors := 'Insufficient funds';
     exit;
   end;
   if (length(FData.payload)>CT_MaxPayloadSize) then begin