diff --git a/src/gateware/cxp_pipeline.py b/src/gateware/cxp_pipeline.py
index 70b0b33..4507c14 100644
--- a/src/gateware/cxp_pipeline.py
+++ b/src/gateware/cxp_pipeline.py
@@ -305,7 +305,7 @@ class TX_Test_Packet(Module, AutoCSR):
 
         # TODO: figure out why only 16 times doesn't work on the decoder
 
-        self.submodules.test_pattern_src = test_pattern_src = Code_Source(upconn_layout, [*range(0x100)]*1, [0]*0x100*1)
+        self.submodules.test_pattern_src = test_pattern_src = Code_Source(upconn_layout, [*range(0x100)]*16, [0]*0x100*16)
         self.submodules.pak_type_inserter = pak_type_inserter = Code_Inserter(upconn_layout, [0x04]*4, [0]*4)
         self.submodules.pak_wrp = pak_wrp = Packet_Wrapper(upconn_layout)
         self.comb += [