diff --git a/dev-lang/rust/rust-9999.ebuild b/dev-lang/rust/rust-9999.ebuild
index 2813dc022b11..eaaec6dd1152 100644
--- a/dev-lang/rust/rust-9999.ebuild
+++ b/dev-lang/rust/rust-9999.ebuild
@@ -324,11 +324,6 @@ src_unpack() {
 }
 
 src_prepare() {
-	if [[ ${PV} = *9999* ]]; then
-		# We need to update / generate lockfiles for the workspace
-		${CARGO} generate-lockfile --offline || die "Failed to generate lockfiles"
-	fi
-
 	# Commit patches to the appropriate branch in proj/rust-patches.git
 	# then cut a new tag / tarball. Don't add patches to ${FILESDIR}
 	PATCHES=(