diff --git a/openfpga_flow/openfpga_cell_library/verilog/buf4.v b/openfpga_flow/openfpga_cell_library/verilog/buf4.v
index aadf7e5b5..a9f0585bc 100644
--- a/openfpga_flow/openfpga_cell_library/verilog/buf4.v
+++ b/openfpga_flow/openfpga_cell_library/verilog/buf4.v
@@ -1,16 +1,3 @@
-// ----- Verilog module for const0 -----
-module const0(const0);
-output [0:0] const0;
-assign const0[0] = 1'b0;
-endmodule
-
-// ----- Verilog module for const0 -----
-module const1(const1);
-output [0:0] const1;
-assign const1[0] = 1'b1;
-endmodule
-
-
 // ----- Verilog module for buf4 -----
 module buf4(in,
             out);