diff --git a/common/src/main/java/com/google/auto/common/SuperficialValidation.java b/common/src/main/java/com/google/auto/common/SuperficialValidation.java
index 614e26265f..f5727d18ea 100644
--- a/common/src/main/java/com/google/auto/common/SuperficialValidation.java
+++ b/common/src/main/java/com/google/auto/common/SuperficialValidation.java
@@ -41,8 +41,8 @@
 import javax.lang.model.util.SimpleTypeVisitor8;
 
 /**
- * A utility class that traverses {@link Element} instances and ensures that all type information
- * is present and resolvable.
+ * A utility class that traverses {@link Element} instances and ensures that all type information is
+ * present and resolvable.
  *
  * @author Gregory Kick
  */
@@ -213,7 +213,7 @@ private static boolean validateAnnotationValues(
       new SimpleAnnotationValueVisitor8<Boolean, TypeMirror>() {
         @Override
         protected Boolean defaultAction(Object o, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(o.getClass(), expectedType);
+          return MoreTypes.isExactTypeOf(o.getClass(), expectedType);
         }
 
         @Override
@@ -254,42 +254,42 @@ public Boolean visitType(TypeMirror type, TypeMirror ignored) {
 
         @Override
         public Boolean visitBoolean(boolean b, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Boolean.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Boolean.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitByte(byte b, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Byte.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Byte.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitChar(char c, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Character.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Character.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitDouble(double d, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Double.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Double.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitFloat(float f, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Float.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Float.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitInt(int i, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Integer.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Integer.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitLong(long l, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Long.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Long.TYPE, expectedType);
         }
 
         @Override
         public Boolean visitShort(short s, TypeMirror expectedType) {
-          return MoreTypes.isTypeOf(Short.TYPE, expectedType);
+          return MoreTypes.isExactTypeOf(Short.TYPE, expectedType);
         }
       };