diff --git a/core/src/main/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeChecker.java b/core/src/main/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeChecker.java
index 8823038dc2d6..581397b5e1fa 100644
--- a/core/src/main/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeChecker.java
+++ b/core/src/main/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeChecker.java
@@ -137,9 +137,8 @@ public Description matchTypeParameter(TypeParameterTree tree, VisitorState state
     ThreadSafeAnalysis analysis = new ThreadSafeAnalysis(this, state, wellKnownThreadSafety);
     if (analysis.hasThreadSafeTypeParameterAnnotation((TypeVariableSymbol) sym)) {
       if (analysis.getThreadSafeAnnotation(sym.owner, state) == null) {
-        // TODO: b/324092874 -- Update this message to use the new annotation name.
         return buildDescription(tree)
-            .setMessage("@ThreadSafe.TypeParameter is only supported on threadsafe classes")
+            .setMessage("@ThreadSafeTypeParameter is only supported on threadsafe classes")
             .build();
       }
     }
@@ -199,11 +198,10 @@ public Description matchClass(ClassTree tree, VisitorState state) {
             .map(Entry::getKey)
             .collect(toImmutableSet());
     if (!threadSafeAndContainer.isEmpty()) {
-      // TODO: b/324092874 -- Update this message to use the new annotation name.
       return buildDescription(tree)
           .setMessage(
               String.format(
-                  "using both @ThreadSafe.TypeParameter and @ThreadSafe.Element is redundant: %s",
+                  "using both @ThreadSafeTypeParameter and @ThreadSafe.Element is redundant: %s",
                   Joiner.on("', '").join(threadSafeAndContainer)))
           .build();
     }
diff --git a/core/src/test/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeCheckerTest.java b/core/src/test/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeCheckerTest.java
index 3a186843e69d..f8de59f8724e 100644
--- a/core/src/test/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeCheckerTest.java
+++ b/core/src/test/java/com/google/errorprone/bugpatterns/threadsafety/ThreadSafeCheckerTest.java
@@ -1001,16 +1001,6 @@ public void knownThreadSafeFlag() {
         .doTest();
   }
 
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
   @Test
   public void annotatedClassType() {
     compilationHelper
@@ -1025,16 +1015,7 @@ public void annotatedClassType() {
         .doTest();
   }
 
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
   // Regression test for b/117937500
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
-
-  // Regression test for b/117937500
-
-  // javac does not instantiate type variables when they are not used for target typing, so we
-  // cannot check whether their instantiations are thread-safe.
-  // TODO: b/324092874 - Remove this test once ThreadSafe.TypeParameter is removed.
 
   // javac does not instantiate type variables when they are not used for target typing, so we
   // cannot check whether their instantiations are thread-safe.