diff --git a/tests/inst/Cargo.toml b/tests/inst/Cargo.toml
index 96c72e26..884d314f 100644
--- a/tests/inst/Cargo.toml
+++ b/tests/inst/Cargo.toml
@@ -17,7 +17,7 @@ serde_json = "1.0"
 sh-inline = "0.1.0"
 anyhow = "1.0"
 tempfile = "3.1.0"
-ostree-ext = { version = "0.3.0" }
+ostree-ext = { version = "0.6.0" }
 libtest-mimic = "0.3.0"
 twoway = "0.2.1"
 hyper = { version = "0.14", features = ["runtime", "http1", "http2", "tcp", "server"] }