diff --git a/Dockerfile b/Dockerfile
index 77e6c58..fb912cb 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,7 +30,7 @@ FROM debian:buster-slim AS builder
     ARG TARGETS
 
     # Build
-    RUN sh "/shvr/shvr.sh" build $TARGETS
+    RUN bash "/shvr/shvr.sh" build $TARGETS
 
 FROM debian:buster-slim
 
diff --git a/variants/oksh.sh b/variants/oksh.sh
index e621067..6f40015 100644
--- a/variants/oksh.sh
+++ b/variants/oksh.sh
@@ -47,6 +47,7 @@ shvr_build_oksh ()
 	cd "${build_srcdir}"
 
 	./configure \
+		--disable-curses \
 		--prefix="${SHVR_DIR_OUT}/oksh_$version"
 
 	make -j "$(nproc)"