diff --git a/Cargo.toml b/Cargo.toml
index d576d7fac..e7ecb6614 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -137,7 +137,7 @@ name = "cargo"
 version = "0.89.0"
 edition.workspace = true
 license.workspace = true
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 homepage = "https://doc.rust-lang.org/cargo/index.html"
 repository.workspace = true
 documentation = "https://docs.rs/cargo"
diff --git a/crates/cargo-test-macro/Cargo.toml b/crates/cargo-test-macro/Cargo.toml
index 0ee574a09..3c141bb16 100644
--- a/crates/cargo-test-macro/Cargo.toml
+++ b/crates/cargo-test-macro/Cargo.toml
@@ -2,7 +2,7 @@
 name = "cargo-test-macro"
 version = "0.4.2"
 edition.workspace = true
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 license.workspace = true
 homepage.workspace = true
 repository.workspace = true
diff --git a/crates/cargo-test-support/Cargo.toml b/crates/cargo-test-support/Cargo.toml
index 8d60571a7..fe1a44398 100644
--- a/crates/cargo-test-support/Cargo.toml
+++ b/crates/cargo-test-support/Cargo.toml
@@ -2,7 +2,7 @@
 name = "cargo-test-support"
 version = "0.7.4"
 edition.workspace = true
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 license.workspace = true
 homepage.workspace = true
 repository.workspace = true
diff --git a/crates/cargo-util-schemas/Cargo.toml b/crates/cargo-util-schemas/Cargo.toml
index c4b0bf296..dae60ae0e 100644
--- a/crates/cargo-util-schemas/Cargo.toml
+++ b/crates/cargo-util-schemas/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "cargo-util-schemas"
 version = "0.7.4"
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 edition.workspace = true
 license.workspace = true
 homepage.workspace = true
diff --git a/crates/cargo-util/Cargo.toml b/crates/cargo-util/Cargo.toml
index fde019393..3d79d9632 100644
--- a/crates/cargo-util/Cargo.toml
+++ b/crates/cargo-util/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "cargo-util"
 version = "0.2.20"
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 edition.workspace = true
 license.workspace = true
 homepage.workspace = true
diff --git a/crates/crates-io/Cargo.toml b/crates/crates-io/Cargo.toml
index a087a047a..02f2e561d 100644
--- a/crates/crates-io/Cargo.toml
+++ b/crates/crates-io/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "crates-io"
 version = "0.40.10"
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 edition.workspace = true
 license.workspace = true
 homepage.workspace = true
diff --git a/credential/cargo-credential-libsecret/Cargo.toml b/credential/cargo-credential-libsecret/Cargo.toml
index 195db8302..69343a783 100644
--- a/credential/cargo-credential-libsecret/Cargo.toml
+++ b/credential/cargo-credential-libsecret/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "cargo-credential-libsecret"
 version = "0.4.13"
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 edition.workspace = true
 license.workspace = true
 homepage.workspace = true
diff --git a/credential/cargo-credential-macos-keychain/Cargo.toml b/credential/cargo-credential-macos-keychain/Cargo.toml
index c0c590120..01ab36079 100644
--- a/credential/cargo-credential-macos-keychain/Cargo.toml
+++ b/credential/cargo-credential-macos-keychain/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "cargo-credential-macos-keychain"
 version = "0.4.13"
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 edition.workspace = true
 license.workspace = true
 homepage.workspace = true
diff --git a/credential/cargo-credential-wincred/Cargo.toml b/credential/cargo-credential-wincred/Cargo.toml
index d5234af31..a4543aadc 100644
--- a/credential/cargo-credential-wincred/Cargo.toml
+++ b/credential/cargo-credential-wincred/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "cargo-credential-wincred"
 version = "0.4.13"
-rust-version = "1.85"  # MSRV:1
+rust-version = "1.86"  # MSRV:1
 edition.workspace = true
 license.workspace = true
 homepage.workspace = true