diff --git a/rust/BUILD.bazel b/rust/BUILD.bazel
index b7ea342027667..64876ee30a420 100644
--- a/rust/BUILD.bazel
+++ b/rust/BUILD.bazel
@@ -77,7 +77,7 @@ rust_binary(
     name = "selenium-manager",
     srcs = ["src/main.rs"],
     edition = "2021",
-    version = "0.4.20",
+    version = "0.4.21-nightly",
     visibility = ["//visibility:public"],
     deps = [
         ":selenium_manager",
diff --git a/rust/Cargo.Bazel.lock b/rust/Cargo.Bazel.lock
index 2a0a73a7fac16..4d98b8e7f60fa 100644
--- a/rust/Cargo.Bazel.lock
+++ b/rust/Cargo.Bazel.lock
@@ -1,5 +1,5 @@
 {
-  "checksum": "236c787306939616fc3995c5b41c41d92e9451a611a78fcf617fa0a12cafbfa3",
+  "checksum": "2f7c3f35f4299e58cd1e9b9db2b4fdd7d6dd0a5b8a05cf2376ec8805e6a0a87e",
   "crates": {
     "addr2line 0.19.0": {
       "name": "addr2line",
@@ -12083,9 +12083,9 @@
       ],
       "license_file": "LICENSE"
     },
-    "selenium-manager 0.4.20": {
+    "selenium-manager 0.4.21-nightly": {
       "name": "selenium-manager",
-      "version": "0.4.20",
+      "version": "0.4.21-nightly",
       "package_url": "https://github.com/SeleniumHQ/selenium",
       "repository": null,
       "targets": [
@@ -12218,7 +12218,7 @@
           "selects": {}
         },
         "edition": "2021",
-        "version": "0.4.20"
+        "version": "0.4.21-nightly"
       },
       "license": "Apache-2.0",
       "license_ids": [
@@ -19277,7 +19277,7 @@
   },
   "binary_crates": [],
   "workspace_members": {
-    "selenium-manager 0.4.20": "rust"
+    "selenium-manager 0.4.21-nightly": "rust"
   },
   "conditions": {
     "aarch64-apple-darwin": [
diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 15779f8e66be1..703229702070f 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -1871,7 +1871,7 @@ dependencies = [
 
 [[package]]
 name = "selenium-manager"
-version = "0.4.20"
+version = "0.4.21-nightly"
 dependencies = [
  "anyhow",
  "apple-flat-package",
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index d1762e337e3fa..5f9e453dc44ae 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "selenium-manager"
-version = "0.4.20" # don't forget to update rust/BUILD.bazel
+version = "0.4.21-nightly" # don't forget to update rust/BUILD.bazel
 edition = "2021"
 authors = ["Selenium <selenium-developers@googlegroups.com"]
 license = "Apache-2.0"