diff --git a/scripts/libopus/build.sh b/scripts/libopus/build.sh
index 4d4a353..8f08568 100755
--- a/scripts/libopus/build.sh
+++ b/scripts/libopus/build.sh
@@ -15,7 +15,6 @@
     --disable-extra-programs \
     CC=${FAM_CC} \
     CCLD=${FAM_LD} \
-    CCAS=${FAM_AS} \
     RANLIB=${FAM_RANLIB} \
     AR=${FAM_AR}