diff --git a/Cargo.toml b/Cargo.toml
index d93e1acd..226e67b1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,4 +1,12 @@
 [workspace]
 resolver = "2"
 
-members = ["test_util", "vergen", "vergen-git2", "vergen-gitcl", "vergen-gix", "vergen-lib", "vergen-pretty"]
+members = [
+    "test_util",
+    "vergen",
+    "vergen-git2",
+    "vergen-gitcl",
+    "vergen-gix",
+    "vergen-lib",
+    "vergen-pretty",
+]
diff --git a/test_util/src/lib.rs b/test_util/src/lib.rs
index 3cf07da7..bacdbe97 100644
--- a/test_util/src/lib.rs
+++ b/test_util/src/lib.rs
@@ -71,7 +71,6 @@ the [`TestRepos`] struct to creat temporary git repositories useful for `vergen-
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -246,7 +245,7 @@ the [`TestRepos`] struct to creat temporary git repositories useful for `vergen-
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]
diff --git a/vergen-git2/src/lib.rs b/vergen-git2/src/lib.rs
index 4a99f79e..94147225 100644
--- a/vergen-git2/src/lib.rs
+++ b/vergen-git2/src/lib.rs
@@ -251,7 +251,6 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -426,7 +425,7 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]
diff --git a/vergen-gitcl/src/lib.rs b/vergen-gitcl/src/lib.rs
index d6605877..95a80527 100644
--- a/vergen-gitcl/src/lib.rs
+++ b/vergen-gitcl/src/lib.rs
@@ -251,7 +251,6 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -426,7 +425,7 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]
diff --git a/vergen-gix/src/lib.rs b/vergen-gix/src/lib.rs
index 6beac6be..979cef7f 100644
--- a/vergen-gix/src/lib.rs
+++ b/vergen-gix/src/lib.rs
@@ -251,7 +251,6 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -426,7 +425,7 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]
diff --git a/vergen-lib/src/lib.rs b/vergen-lib/src/lib.rs
index 5f00bc7d..86e4efff 100644
--- a/vergen-lib/src/lib.rs
+++ b/vergen-lib/src/lib.rs
@@ -13,7 +13,6 @@
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -188,7 +187,7 @@
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]
diff --git a/vergen-pretty/src/lib.rs b/vergen-pretty/src/lib.rs
index d4da3d99..09fcaa3a 100644
--- a/vergen-pretty/src/lib.rs
+++ b/vergen-pretty/src/lib.rs
@@ -103,7 +103,6 @@ assert!(!buf.is_empty());
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -278,7 +277,7 @@ assert!(!buf.is_empty());
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]
diff --git a/vergen/src/lib.rs b/vergen/src/lib.rs
index 2bfb30a1..b3710f69 100644
--- a/vergen/src/lib.rs
+++ b/vergen/src/lib.rs
@@ -297,7 +297,6 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
 #![cfg_attr(
     all(feature = "unstable", nightly),
     feature(
-        diagnostic_namespace,
         lint_reasons,
         multiple_supertrait_upcastable,
         must_not_suspend,
@@ -472,7 +471,7 @@ let build = BuildBuilder::default().build_timestamp(true).build()?;"##
         must_not_suspend,
         non_exhaustive_omitted_patterns,
         unfulfilled_lint_expectations,
-        unknown_or_malformed_diagnostic_attributes,
+        // unknown_or_malformed_diagnostic_attributes,
         unnameable_types,
     )
 )]