diff --git a/FHEM/00_CUL.pm b/FHEM/00_CUL.pm
index cfb876003..2d04a3c1d 100755
--- a/FHEM/00_CUL.pm
+++ b/FHEM/00_CUL.pm
@@ -57,12 +57,12 @@ my %matchListSlowRF = (
     "6:CUL_WS"    => "^K.....",
     "7:CUL_EM"    => "^E0.................\$",
     "8:HMS"       => "^810e04....(1|5|9).a001",
-    "9:CUL_FHTTK" => "^T........",
+    "9:CUL_FHTTK" => "^T[A-F0-9]{8}",
     "A:CUL_RFR"   => "^[0-9A-F]{4}U.",
     "B:CUL_HOERMANN"=> "^R..........",
     "C:ESA2000"   => "^S................................\$",
     "D:CUL_IR"    => "^I............",
-    "E:CUL_TX"    => "^t..........",
+    "E:CUL_TX"    => "^TX[A-F0-9]{10}",
 );
 my %matchListHomeMatic = (
     "1:CUL_HM" => "^A......................",
@@ -886,7 +886,7 @@ CUL_Parse($$$$$)
   } elsif($fn eq "A" && $len >= 21) {              # AskSin/BidCos/HomeMatic
     ;
   } elsif($fn eq "t" && $len >= 5)  {              # TX3
-    ;
+    $dmsg = "TX".substr($dmsg,1);                  # t.* is occupied by FHTTK
   } else {
     Log GetLogLevel($name,2), "$name: unknown message $dmsg";
     return;
diff --git a/FHEM/14_CUL_TX.pm b/FHEM/14_CUL_TX.pm
index 054148215..d8ad878b1 100644
--- a/FHEM/14_CUL_TX.pm
+++ b/FHEM/14_CUL_TX.pm
@@ -12,7 +12,7 @@ CUL_TX_Initialize($)
 {
   my ($hash) = @_;
 
-  $hash->{Match}     = "^t..........";
+  $hash->{Match}     = "^TX..........";        # Need TX to avoid FHTTK
   $hash->{DefFn}     = "CUL_TX_Define";
   $hash->{UndefFn}   = "CUL_TX_Undef";
   $hash->{ParseFn}   = "CUL_TX_Parse";
@@ -56,6 +56,7 @@ sub
 CUL_TX_Parse($$)
 {
   my ($hash, $msg) = @_;
+  $msg = substr($msg, 1);
   # Msg format: taTHHXYZXY, see http://www.f6fbb.org/domo/sensors/tx3_th.php
   my @a = split("", $msg);
   my $id2 = hex($a[4]) & 1; #meaning unknown