diff --git a/litex/build/efinix/common.py b/litex/build/efinix/common.py
index 2dcb3fdb19..bd988b744f 100644
--- a/litex/build/efinix/common.py
+++ b/litex/build/efinix/common.py
@@ -497,7 +497,7 @@ def lower(dr):
     DifferentialOutput     : EfinixDifferentialOutput,
     DifferentialInput      : EfinixDifferentialInput,
     SDROutput              : EfinixSDROutput,
-    #SDRInput               : EfinixSDRInput, # FIXME: Naming/Excluded IO isuse?
+    SDRInput               : EfinixSDRInput,
     SDRTristate            : EfinixSDRTristate,
     DDROutput              : EfinixDDROutput,
     DDRInput               : EfinixDDRInput,