diff --git a/jdk-annotations/java/util/annotations.xml b/jdk-annotations/java/util/annotations.xml
index 2aa076ca618..6b4cbe691e7 100644
--- a/jdk-annotations/java/util/annotations.xml
+++ b/jdk-annotations/java/util/annotations.xml
@@ -944,4 +944,29 @@
   <item name='java.util.Scanner java.util.Scanner reset()'>
       <annotation name='org.jetbrains.annotations.NotNull'/>
   </item>
+  <!-- java.util.BitSet -->
+  <item name='java.util.BitSet java.util.BitSet get(int, int)'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
+  <item name='java.util.BitSet void and(java.util.BitSet) 0'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
+  <item name='java.util.BitSet void or(java.util.BitSet) 0'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
+  <item name='java.util.BitSet void xor(java.util.BitSet) 0'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
+  <item name='java.util.BitSet void andNot(java.util.BitSet) 0'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
+  <item name='java.util.BitSet boolean equals(java.lang.Object) 0'>
+      <annotation name='org.jetbrains.annotations.Nullable'/>
+  </item>
+  <item name='java.util.BitSet java.lang.Object clone()'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
+  <item name='java.util.BitSet java.lang.String toString()'>
+      <annotation name='org.jetbrains.annotations.NotNull'/>
+  </item>
 </root>