diff --git a/src/finn/custom_op/fpgadataflow/templates.py b/src/finn/custom_op/fpgadataflow/templates.py
index 4c38fea70d7e80f6cb17732f7f413bb2afb1b830..726065cc0b4a46086f83f1bd484820d2975fc25f 100644
--- a/src/finn/custom_op/fpgadataflow/templates.py
+++ b/src/finn/custom_op/fpgadataflow/templates.py
@@ -137,7 +137,7 @@ reg [31:0] config_d0 = 0;
 wire [31:0] config_q0;
 
 //multiple wire AXI Streams
-reg m_axis_0_afull;
+wire m_axis_0_afull;
 // FIFO count to generate programmable full
 wire [5:0] fifo_0_count;
 wire m_axis_0_tready;