diff --git a/libs/silk/Makefile.am b/libs/silk/Makefile.am
index 071f1ecd64..ca98d4c97d 100644
--- a/libs/silk/Makefile.am
+++ b/libs/silk/Makefile.am
@@ -1,5 +1,5 @@
 AM_CFLAGS = -Isrc -Iinterface -fPIC -O3
-AUTOMAKE_OPTS = gnu
+AUTOMAKE_OPTIONS = gnu
 NAME = libSKP_SILK_SDK
 AM_CPPFLAGS = $(AM_CFLAGS)