diff --git a/mkfiles/zzz_lib.mk b/mkfiles/zzz_lib.mk
index 93f8242..9c2f234 100644
--- a/mkfiles/zzz_lib.mk
+++ b/mkfiles/zzz_lib.mk
@@ -12,6 +12,7 @@ LIB_ALGOS:= \
     DES \
     DSA \
     ECHO_C \
+    ENTROPIUM \
     GRAIN \
     GROESTL_C \
     JH_SIMPLE_SMALL_C \