diff --git a/codecs/build-cpp.sh b/codecs/build-cpp.sh
index 4388be5a..4e1beb8e 100755
--- a/codecs/build-cpp.sh
+++ b/codecs/build-cpp.sh
@@ -1,3 +1,3 @@
 #!/bin/sh -e
 docker build -t squoosh-cpp - < ../cpp.Dockerfile
-docker run --rm -v $PWD:/src squoosh-cpp
+docker run -it --rm -v $PWD:/src squoosh-cpp
diff --git a/codecs/build-rust.sh b/codecs/build-rust.sh
index 338403c3..543ce5f0 100755
--- a/codecs/build-rust.sh
+++ b/codecs/build-rust.sh
@@ -7,4 +7,4 @@ then
 fi
 IMG_NAME=squoosh-rust$IMG_SUFFIX
 docker build -t $IMG_NAME --build-arg RUST_IMG - < ../rust.Dockerfile
-docker run --rm -v $PWD:/src $IMG_NAME "$@"
+docker run -it --rm -v $PWD:/src $IMG_NAME "$@"