diff --git a/baseline-error-prone/src/main/java/com/palantir/baseline/errorprone/PreferCommonAnnotations.java b/baseline-error-prone/src/main/java/com/palantir/baseline/errorprone/PreferCommonAnnotations.java
index ac520f29e..e38d80ec5 100644
--- a/baseline-error-prone/src/main/java/com/palantir/baseline/errorprone/PreferCommonAnnotations.java
+++ b/baseline-error-prone/src/main/java/com/palantir/baseline/errorprone/PreferCommonAnnotations.java
@@ -37,9 +37,7 @@
  * - Guava's version of {@code @VisibleForTesting} over other copies.
  */
 @AutoService(BugChecker.class)
-@BugPattern(
-        summary = "Prefer the common version of annotations over other copies.",
-        severity = SeverityLevel.SUGGESTION)
+@BugPattern(summary = "Prefer the common version of annotations over other copies.", severity = SeverityLevel.WARNING)
 public final class PreferCommonAnnotations extends BugChecker implements ImportTreeMatcher {
 
     /** ClassName -> preferred import. */
diff --git a/changelog/@unreleased/pr-2962.v2.yml b/changelog/@unreleased/pr-2962.v2.yml
new file mode 100644
index 000000000..094f4b94b
--- /dev/null
+++ b/changelog/@unreleased/pr-2962.v2.yml
@@ -0,0 +1,5 @@
+type: improvement
+improvement:
+  description: promote PreferCommonAnnotations to WARNING
+  links:
+  - https://github.com/palantir/gradle-baseline/pull/2962
diff --git a/gradle-baseline-java/src/main/java/com/palantir/baseline/plugins/BaselineErrorProne.java b/gradle-baseline-java/src/main/java/com/palantir/baseline/plugins/BaselineErrorProne.java
index 06e233fc7..62e0d68c8 100644
--- a/gradle-baseline-java/src/main/java/com/palantir/baseline/plugins/BaselineErrorProne.java
+++ b/gradle-baseline-java/src/main/java/com/palantir/baseline/plugins/BaselineErrorProne.java
@@ -61,7 +61,9 @@ private static void applyToJavaProject(Project project) {
                                 "PreferSafeLoggingPreconditions",
                                 "PreferSafeLoggableExceptions"),
                         new ConditionalPatchCheck(
-                                new IfModuleIsUsed("com.palantir.safe-logging", "logger"), "PreferSafeLogger"));
+                                new IfModuleIsUsed("com.palantir.safe-logging", "logger"), "PreferSafeLogger"),
+                        new ConditionalPatchCheck(
+                                new IfModuleIsUsed("com.google.guava", "guava"), "PreferCommonAnnotations"));
 
         suppressibleErrorProneExtension.configureEachErrorProneOptions(BaselineErrorProne::configureErrorProneOptions);
 
@@ -76,6 +78,7 @@ private static void applyToJavaProject(Project project) {
                 errorProneOptions.disable("Slf4jConstantLogMessage");
                 errorProneOptions.disable("Slf4jLogsafeArgs");
                 errorProneOptions.disable("InjectOnConstructorOfAbstractClass");
+                errorProneOptions.disable("PreferCommonAnnotations");
             });
         });
 
@@ -85,6 +88,7 @@ private static void applyToJavaProject(Project project) {
                 errorProneOptions.disable("PreferSafeLoggableExceptions");
                 errorProneOptions.disable("PreferSafeLoggingPreconditions");
                 errorProneOptions.disable("StrictUnusedVariable");
+                errorProneOptions.disable("PreferCommonAnnotations");
             });
         });
     }