diff --git a/fpga/top-orangecrab0.2.vhdl b/fpga/top-orangecrab0.2.vhdl
index 1e02b23..871dd37 100644
--- a/fpga/top-orangecrab0.2.vhdl
+++ b/fpga/top-orangecrab0.2.vhdl
@@ -188,6 +188,7 @@ begin
             HAS_UART1          => HAS_UART1,
             HAS_SD_CARD        => USE_LITESDCARD,
             ICACHE_NUM_LINES   => ICACHE_NUM_LINES,
+            HAS_SHORT_MULT     => true,
             NGPIO              => NGPIO
             )
         port map (