diff --git a/pkg/actions/env/rust.go b/pkg/actions/env/rust.go
new file mode 100644
index 0000000000..3223015e32
--- /dev/null
+++ b/pkg/actions/env/rust.go
@@ -0,0 +1,26 @@
+package env
+
+import (
+	"github.com/rsteube/carapace"
+	"github.com/rsteube/carapace/pkg/style"
+)
+
+func init() {
+	_bool := carapace.ActionValuesDescribed("0", "disabled", "1", "enabled").StyleF(style.ForKeyword)
+	knownVariables["rust"] = variables{
+		Condition: checkPath("rustc"),
+		Names: map[string]string{
+			"RUST_TEST_THREADS":   "The test framework Rust provides executes tests in parallel",
+			"RUST_TEST_NOCAPTURE": "Synonym for the --nocapture flag",
+			"RUST_MIN_STACK":      "Sets the minimum stack size for new threads",
+			"RUST_BACKTRACE":      "Produces a backtrace in the output of a program which panics",
+		},
+		Completion: map[string]carapace.Action{
+			"RUST_TEST_THREADS":   carapace.ActionValues(),
+			"RUST_TEST_NOCAPTURE": _bool,
+			"RUST_MIN_STACK":      carapace.ActionValues(),
+			"RUST_BACKTRACE":      _bool,
+		},
+	}
+
+}