diff --git a/Cargo.lock b/Cargo.lock
index 3f23cee21d0a8..c0e4c40a291f4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -262,7 +262,7 @@ dependencies = [
 
 [[package]]
 name = "aptos"
-version = "4.2.5"
+version = "4.2.6"
 dependencies = [
  "anyhow",
  "aptos-api-types",
diff --git a/crates/aptos/CHANGELOG.md b/crates/aptos/CHANGELOG.md
index ce986951fac0c..882dd1dd4ac76 100644
--- a/crates/aptos/CHANGELOG.md
+++ b/crates/aptos/CHANGELOG.md
@@ -5,6 +5,9 @@ All notable changes to the Aptos CLI will be captured in this file. This project
 ## Unreleased
 - [`Fix`] Remove unwraps to make outputs go through regular error handling
 
+## [4.2.6] - 2024/10/23
+- Fixing issue with `--move-2` flag which was still selecting language version 2.0 instead of 2.1.
+
 ## [4.2.5] - 2024/10/23
 - Bump to resolve issue with release version inconsistency.
 
diff --git a/crates/aptos/Cargo.toml b/crates/aptos/Cargo.toml
index f422fb5158421..3b65a2de669bf 100644
--- a/crates/aptos/Cargo.toml
+++ b/crates/aptos/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "aptos"
 description = "Aptos tool for management of nodes and interacting with the blockchain"
-version = "4.2.5"
+version = "4.2.6"
 
 # Workspace inherited keys
 authors = { workspace = true }
diff --git a/crates/aptos/src/common/types.rs b/crates/aptos/src/common/types.rs
index ddc6efdc9d629..dc8b22e8f758e 100644
--- a/crates/aptos/src/common/types.rs
+++ b/crates/aptos/src/common/types.rs
@@ -1176,7 +1176,7 @@ pub struct MovePackageDir {
     /// Currently, defaults to `1`, unless `--move-2` is selected.
     #[clap(long, value_parser = clap::value_parser!(LanguageVersion),
            alias = "language",
-           default_value_if("move_2", "true", "2.0"),
+           default_value_if("move_2", "true", "2.1"),
            verbatim_doc_comment)]
     pub language_version: Option<LanguageVersion>,
 
diff --git a/third_party/move/move-prover/move-docgen/tests/testsuite.rs b/third_party/move/move-prover/move-docgen/tests/testsuite.rs
index a0ea0cfa648c2..0d24cac2e4429 100644
--- a/third_party/move/move-prover/move-docgen/tests/testsuite.rs
+++ b/third_party/move/move-prover/move-docgen/tests/testsuite.rs
@@ -91,7 +91,7 @@ fn test_docgen(path: &Path, mut options: Options, suffix: &str) -> anyhow::Resul
 
     if path.to_str().is_some_and(|s| s.contains(V2_TEST_DIR)) {
         options.compiler_v2 = true;
-        options.language_version = Some(LanguageVersion::V2_0);
+        options.language_version = Some(LanguageVersion::latest_stable());
     }
 
     let mut error_writer = Buffer::no_color();