diff --git a/techlibs/xilinx/abc_map.v b/techlibs/xilinx/abc_map.v
index 1d8604ddb..a760b3d6d 100644
--- a/techlibs/xilinx/abc_map.v
+++ b/techlibs/xilinx/abc_map.v
@@ -136,8 +136,8 @@ module RAM32X1D (
     .A0(A0), .A1(A1), .A2(A2), .A3(A3), .A4(A4),
     .DPRA0(DPRA0), .DPRA1(DPRA1), .DPRA2(DPRA2), .DPRA3(DPRA3), .DPRA4(DPRA4)
   );
-  \$__ABC_LUTMUX dpo (.A(\$DPO ), .S({1'b0, A0, A1, A2, A3, A4}), .Y(DPO));
-  \$__ABC_LUTMUX spo (.A(\$SPO ), .S({1'b0, A0, A1, A2, A3, A4}), .Y(SPO));
+  \$__ABC_LUTMUX6 dpo (.A(\$DPO ), .S({1'b0, A0, A1, A2, A3, A4}), .Y(DPO));
+  \$__ABC_LUTMUX6 spo (.A(\$SPO ), .S({1'b0, A0, A1, A2, A3, A4}), .Y(SPO));
 endmodule
 
 module RAM64X1D (