diff --git a/Cargo.lock b/Cargo.lock
index 2366615cd27..48574a00e32 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -409,11 +409,11 @@ dependencies = [
 
 [[package]]
 name = "cargo-test-macro"
-version = "0.2.2"
+version = "0.3.0"
 
 [[package]]
 name = "cargo-test-support"
-version = "0.2.2"
+version = "0.3.0"
 dependencies = [
  "anstream",
  "anstyle",
diff --git a/Cargo.toml b/Cargo.toml
index 7eade240b29..ac4c3924efe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,8 +30,8 @@ cargo-credential-libsecret = { version = "0.4.7", path = "credential/cargo-crede
 cargo-credential-macos-keychain = { version = "0.4.7", path = "credential/cargo-credential-macos-keychain" }
 cargo-credential-wincred = { version = "0.4.7", path = "credential/cargo-credential-wincred" }
 cargo-platform = { path = "crates/cargo-platform", version = "0.1.5" }
-cargo-test-macro = { version = "0.2.2", path = "crates/cargo-test-macro" }
-cargo-test-support = { version = "0.2.0", path = "crates/cargo-test-support" }
+cargo-test-macro = { version = "0.3.0", path = "crates/cargo-test-macro" }
+cargo-test-support = { version = "0.3.0", path = "crates/cargo-test-support" }
 cargo-util = { version = "0.2.14", path = "crates/cargo-util" }
 cargo-util-schemas = { version = "0.5.0", path = "crates/cargo-util-schemas" }
 cargo_metadata = "0.18.1"
diff --git a/crates/cargo-test-macro/Cargo.toml b/crates/cargo-test-macro/Cargo.toml
index 79d2afeb508..59d993112ae 100644
--- a/crates/cargo-test-macro/Cargo.toml
+++ b/crates/cargo-test-macro/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "cargo-test-macro"
-version = "0.2.2"
+version = "0.3.0"
 edition.workspace = true
 rust-version = "1.79"  # MSRV:1
 license.workspace = true
diff --git a/crates/cargo-test-support/Cargo.toml b/crates/cargo-test-support/Cargo.toml
index aaf2490715a..f6e1ffa2d39 100644
--- a/crates/cargo-test-support/Cargo.toml
+++ b/crates/cargo-test-support/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "cargo-test-support"
-version = "0.2.2"
+version = "0.3.0"
 edition.workspace = true
 rust-version = "1.79"  # MSRV:1
 license.workspace = true
diff --git a/crates/xtask-bump-check/src/xtask.rs b/crates/xtask-bump-check/src/xtask.rs
index e602d5df3a7..1b131383dad 100644
--- a/crates/xtask-bump-check/src/xtask.rs
+++ b/crates/xtask-bump-check/src/xtask.rs
@@ -176,8 +176,6 @@ fn bump_check(args: &clap::ArgMatches, gctx: &cargo::util::GlobalContext) -> Car
     let mut cmd = ProcessBuilder::new("cargo");
     cmd.arg("semver-checks")
         .arg("check-release")
-        .args(&["--exclude", "cargo-test-macro"]) // FIXME: Remove once 1.79 is stable.
-        .args(&["--exclude", "cargo-test-support"]) // FIXME: Remove once 1.79 is stable.
         .arg("--workspace");
     gctx.shell().status("Running", &cmd)?;
     cmd.exec()?;
@@ -186,8 +184,6 @@ fn bump_check(args: &clap::ArgMatches, gctx: &cargo::util::GlobalContext) -> Car
         let mut cmd = ProcessBuilder::new("cargo");
         cmd.arg("semver-checks")
             .arg("--workspace")
-            .args(&["--exclude", "cargo-test-macro"]) // FIXME: Remove once 1.79 is stable.
-            .args(&["--exclude", "cargo-test-support"]) // FIXME: Remove once 1.79 is stable.
             .arg("--baseline-rev")
             .arg(referenced_commit.id().to_string());
         for krate in crates_not_check_against_channels {
diff --git a/tests/testsuite/check_cfg.rs b/tests/testsuite/check_cfg.rs
index a1de4e91d96..d25e8bf740d 100644
--- a/tests/testsuite/check_cfg.rs
+++ b/tests/testsuite/check_cfg.rs
@@ -31,7 +31,7 @@ macro_rules! x {
     }};
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features() {
     let p = project()
         .file(
@@ -57,7 +57,7 @@ fn features() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_with_deps() {
     let p = project()
         .file(
@@ -87,7 +87,7 @@ fn features_with_deps() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_with_opt_deps() {
     let p = project()
         .file(
@@ -118,7 +118,7 @@ fn features_with_opt_deps() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_with_namespaced_features() {
     let p = project()
         .file(
@@ -148,7 +148,7 @@ fn features_with_namespaced_features() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_fingerprint() {
     let p = project()
         .file(
@@ -218,7 +218,7 @@ fn features_fingerprint() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn well_known_names_values() {
     let p = project()
         .file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
@@ -231,7 +231,7 @@ fn well_known_names_values() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_test() {
     let p = project()
         .file(
@@ -256,7 +256,7 @@ fn features_test() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_doctest() {
     let p = project()
         .file(
@@ -285,7 +285,7 @@ fn features_doctest() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn well_known_names_values_test() {
     let p = project()
         .file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
@@ -298,7 +298,7 @@ fn well_known_names_values_test() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn well_known_names_values_doctest() {
     let p = project()
         .file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
@@ -313,7 +313,7 @@ fn well_known_names_values_doctest() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn features_doc() {
     let p = project()
         .file(
@@ -340,7 +340,7 @@ fn features_doc() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn build_script_feedback() {
     let p = project()
         .file(
@@ -368,7 +368,7 @@ fn build_script_feedback() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn build_script_doc() {
     let p = project()
         .file(
@@ -406,7 +406,7 @@ fn build_script_doc() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn build_script_override() {
     let target = cargo_test_support::rustc_host();
 
@@ -444,7 +444,7 @@ fn build_script_override() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn build_script_test() {
     let p = project()
         .file(
@@ -499,7 +499,7 @@ fn build_script_test() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_simple() {
     let p = project()
         .file(
@@ -524,7 +524,7 @@ fn config_simple() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_workspace() {
     let p = project()
         .file(
@@ -558,7 +558,7 @@ fn config_workspace() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_workspace_not_inherited() {
     let p = project()
         .file(
@@ -589,7 +589,7 @@ fn config_workspace_not_inherited() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_invalid_position() {
     let p = project()
         .file(
@@ -613,7 +613,7 @@ fn config_invalid_position() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_invalid_empty() {
     let p = project()
         .file(
@@ -637,7 +637,7 @@ fn config_invalid_empty() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_invalid_not_list() {
     let p = project()
         .file(
@@ -663,7 +663,7 @@ fn config_invalid_not_list() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_invalid_not_list_string() {
     let p = project()
         .file(
@@ -689,7 +689,7 @@ fn config_invalid_not_list_string() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_and_features() {
     let p = project()
         .file(
@@ -718,7 +718,7 @@ fn config_and_features() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_with_cargo_doc() {
     let p = project()
         .file(
@@ -741,7 +741,7 @@ fn config_with_cargo_doc() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_with_cargo_test() {
     let p = project()
         .file(
@@ -764,7 +764,7 @@ fn config_with_cargo_test() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_and_build_script() {
     let p = project()
         .file(
@@ -793,7 +793,7 @@ fn config_and_build_script() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_features_and_build_script() {
     let p = project()
         .file(
@@ -828,7 +828,7 @@ fn config_features_and_build_script() {
         .run();
 }
 
-#[cargo_test(>=1.79, reason = "--check-cfg was stabilized in Rust 1.79")]
+#[cargo_test]
 fn config_fingerprint() {
     let p = project()
         .file(