diff --git a/nix/tests/container-test/default/Dockerfile b/nix/tests/container-test/default/Dockerfile
index 0d1cb0b..955532e 100644
--- a/nix/tests/container-test/default/Dockerfile
+++ b/nix/tests/container-test/default/Dockerfile
@@ -3,7 +3,7 @@ COPY nix-installer /nix-installer
 RUN chmod +x /nix-installer
 COPY binary-tarball /binary-tarball
 RUN mv /binary-tarball/nix-*.tar.xz nix.tar.xz
-RUN /nix-installer/bin/nix-installer install linux --nix-package-url file:///nix.tar.xz --init none --extra-conf "sandbox = false" --channel --no-confirm -vvv
+RUN /nix-installer/bin/nix-installer install linux --nix-package-url file:///nix.tar.xz --init none --extra-conf "sandbox = false" --no-confirm -vvv
 ENV PATH="${PATH}:/nix/var/nix/profiles/default/bin"
 RUN nix-build --no-substitute -E 'derivation { name = "foo"; system = "x86_64-linux"; builder = "/bin/sh"; args = ["-c" "echo foobar > $out"]; }'
 RUN /nix/nix-installer uninstall --no-confirm
\ No newline at end of file
diff --git a/nix/tests/vm-test/default.nix b/nix/tests/vm-test/default.nix
index ec21a88..3f15bc7 100644
--- a/nix/tests/vm-test/default.nix
+++ b/nix/tests/vm-test/default.nix
@@ -7,7 +7,7 @@ let
     install-default = {
       install = ''
         NIX_PATH=$(readlink -f nix.tar.xz)
-        RUST_BACKTRACE="full" ./nix-installer install --logger pretty --log-directive nix_installer=trace --channel --nix-package-url "file://$NIX_PATH" --no-confirm
+        RUST_BACKTRACE="full" ./nix-installer install --logger pretty --log-directive nix_installer=trace --nix-package-url "file://$NIX_PATH" --no-confirm
       '';
       check = ''
         set -ex
@@ -22,7 +22,7 @@ let
     install-no-start-daemon = {
       install = ''
         NIX_PATH=$(readlink -f nix.tar.xz)
-        RUST_BACKTRACE="full" ./nix-installer install linux --no-start-daemon --logger pretty --log-directive nix_installer=trace --channel --nix-package-url "file://$NIX_PATH" --no-confirm
+        RUST_BACKTRACE="full" ./nix-installer install linux --no-start-daemon --logger pretty --log-directive nix_installer=trace --nix-package-url "file://$NIX_PATH" --no-confirm
       '';
       check = ''
         set -ex
@@ -48,7 +48,7 @@ let
     install-daemonless = {
       install = ''
         NIX_PATH=$(readlink -f nix.tar.xz)
-        RUST_BACKTRACE="full" ./nix-installer install linux --init none --logger pretty --log-directive nix_installer=trace --channel --nix-package-url "file://$NIX_PATH" --no-confirm
+        RUST_BACKTRACE="full" ./nix-installer install linux --init none --logger pretty --log-directive nix_installer=trace --nix-package-url "file://$NIX_PATH" --no-confirm
       '';
       check = ''
         set -ex