diff --git a/src/tools/build-manifest/src/main.rs b/src/tools/build-manifest/src/main.rs
index 5fec2c39621..02af0b9ee79 100644
--- a/src/tools/build-manifest/src/main.rs
+++ b/src/tools/build-manifest/src/main.rs
@@ -11,9 +11,9 @@
 use crate::checksum::Checksums;
 use crate::manifest::{Component, Manifest, Package, Rename, Target};
 use crate::versions::{PkgType, Versions};
-use std::collections::{BTreeMap, HashMap, HashSet};
+use std::collections::{BTreeMap, HashSet};
 use std::env;
-use std::fs::{self, File};
+use std::fs;
 use std::path::{Path, PathBuf};
 
 static HOSTS: &[&str] = &[
diff --git a/src/tools/build-manifest/src/versions.rs b/src/tools/build-manifest/src/versions.rs
index 95c2297de26..92ef9968fe5 100644
--- a/src/tools/build-manifest/src/versions.rs
+++ b/src/tools/build-manifest/src/versions.rs
@@ -157,17 +157,6 @@ fn load_version_from_tarball(&mut self, package: &PkgType) -> Result<VersionInfo
         Ok(VersionInfo { version, git_commit, present: true })
     }
 
-    pub(crate) fn disable_version(&mut self, package: &PkgType) {
-        match self.versions.get_mut(package) {
-            Some(version) => {
-                *version = VersionInfo::default();
-            }
-            None => {
-                self.versions.insert(package.clone(), VersionInfo::default());
-            }
-        }
-    }
-
     pub(crate) fn archive_name(
         &self,
         package: &PkgType,