diff --git a/compiler/tests/org/jetbrains/kotlin/serialization/DebugProtoBuf.java b/compiler/tests/org/jetbrains/kotlin/serialization/DebugProtoBuf.java
index af49ee1c238..55da37a725a 100644
--- a/compiler/tests/org/jetbrains/kotlin/serialization/DebugProtoBuf.java
+++ b/compiler/tests/org/jetbrains/kotlin/serialization/DebugProtoBuf.java
@@ -136,6 +136,10 @@ public final class DebugProtoBuf {
      * <code>PRIVATE_TO_THIS = 4;</code>
      */
     PRIVATE_TO_THIS(4, 4),
+    /**
+     * <code>LOCAL = 5;</code>
+     */
+    LOCAL(5, 5),
     ;
 
     /**
@@ -162,6 +166,10 @@ public final class DebugProtoBuf {
      * <code>PRIVATE_TO_THIS = 4;</code>
      */
     public static final int PRIVATE_TO_THIS_VALUE = 4;
+    /**
+     * <code>LOCAL = 5;</code>
+     */
+    public static final int LOCAL_VALUE = 5;
 
 
     public final int getNumber() { return value; }
@@ -173,6 +181,7 @@ public final class DebugProtoBuf {
         case 2: return PROTECTED;
         case 3: return PUBLIC;
         case 4: return PRIVATE_TO_THIS;
+        case 5: return LOCAL;
         default: return null;
       }
     }
@@ -16612,10 +16621,10 @@ public final class DebugProtoBuf {
       "E\020\001\022\016\n\nDELEGATION\020\002\022\017\n\013SYNTHESIZED\020\003\":\n\014" +
       "CallableKind\022\007\n\003FUN\020\000\022\007\n\003VAL\020\001\022\007\n\003VAR\020\002\022" +
       "\017\n\013CONSTRUCTOR\020\003*\005\010d\020\310\001*-\n\010Modality\022\t\n\005F" +
-      "INAL\020\000\022\010\n\004OPEN\020\001\022\014\n\010ABSTRACT\020\002*W\n\nVisibi" +
+      "INAL\020\000\022\010\n\004OPEN\020\001\022\014\n\010ABSTRACT\020\002*b\n\nVisibi" +
       "lity\022\014\n\010INTERNAL\020\000\022\013\n\007PRIVATE\020\001\022\r\n\tPROTE" +
-      "CTED\020\002\022\n\n\006PUBLIC\020\003\022\023\n\017PRIVATE_TO_THIS\020\004B",
-      "\022B\rDebugProtoBuf\210\001\000"
+      "CTED\020\002\022\n\n\006PUBLIC\020\003\022\023\n\017PRIVATE_TO_THIS\020\004\022",
+      "\t\n\005LOCAL\020\005B\022B\rDebugProtoBuf\210\001\000"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
       new com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner() {
diff --git a/core/serialization/src/descriptors.proto b/core/serialization/src/descriptors.proto
index 232e73f1ca0..5a387deb413 100644
--- a/core/serialization/src/descriptors.proto
+++ b/core/serialization/src/descriptors.proto
@@ -293,4 +293,5 @@ enum Visibility {
   PROTECTED = 0x02;
   PUBLIC = 0x03;
   PRIVATE_TO_THIS = 0x04;
+  LOCAL = 0x05;
 }
diff --git a/core/serialization/src/org/jetbrains/kotlin/serialization/Flags.java b/core/serialization/src/org/jetbrains/kotlin/serialization/Flags.java
index 3cc618a474a..4022d612549 100644
--- a/core/serialization/src/org/jetbrains/kotlin/serialization/Flags.java
+++ b/core/serialization/src/org/jetbrains/kotlin/serialization/Flags.java
@@ -154,6 +154,9 @@ public class Flags {
         else if (visibility == Visibilities.PROTECTED) {
             return ProtoBuf.Visibility.PROTECTED;
         }
+        else if (visibility == Visibilities.LOCAL) {
+            return ProtoBuf.Visibility.LOCAL;
+        }
         throw new IllegalArgumentException("Unknown visibility: " + visibility);
     }
 
@@ -226,7 +229,12 @@ public class Flags {
             int maskUnshifted = (1 << bitWidth) - 1;
             int mask = maskUnshifted << offset;
             int value = (flags & mask) >> offset;
-            return values[value];
+            for (E e : values) {
+                if (getIntValue(e) == value) {
+                    return e;
+                }
+            }
+            throw new IllegalStateException("Flag not found: " + value);
         }
 
         public int toFlags(E value) {
diff --git a/core/serialization/src/org/jetbrains/kotlin/serialization/ProtoBuf.java b/core/serialization/src/org/jetbrains/kotlin/serialization/ProtoBuf.java
index f9f698b0128..9f6944052b4 100644
--- a/core/serialization/src/org/jetbrains/kotlin/serialization/ProtoBuf.java
+++ b/core/serialization/src/org/jetbrains/kotlin/serialization/ProtoBuf.java
@@ -110,6 +110,10 @@ public final class ProtoBuf {
      * <code>PRIVATE_TO_THIS = 4;</code>
      */
     PRIVATE_TO_THIS(4, 4),
+    /**
+     * <code>LOCAL = 5;</code>
+     */
+    LOCAL(5, 5),
     ;
 
     /**
@@ -136,6 +140,10 @@ public final class ProtoBuf {
      * <code>PRIVATE_TO_THIS = 4;</code>
      */
     public static final int PRIVATE_TO_THIS_VALUE = 4;
+    /**
+     * <code>LOCAL = 5;</code>
+     */
+    public static final int LOCAL_VALUE = 5;
 
 
     public final int getNumber() { return value; }
@@ -147,6 +155,7 @@ public final class ProtoBuf {
         case 2: return PROTECTED;
         case 3: return PUBLIC;
         case 4: return PRIVATE_TO_THIS;
+        case 5: return LOCAL;
         default: return null;
       }
     }
diff --git a/core/serialization/src/org/jetbrains/kotlin/serialization/deserialization/protoEnumMapping.kt b/core/serialization/src/org/jetbrains/kotlin/serialization/deserialization/protoEnumMapping.kt
index a29fd7fab0a..49be22a6a10 100644
--- a/core/serialization/src/org/jetbrains/kotlin/serialization/deserialization/protoEnumMapping.kt
+++ b/core/serialization/src/org/jetbrains/kotlin/serialization/deserialization/protoEnumMapping.kt
@@ -43,6 +43,7 @@ fun visibility(visibility: ProtoBuf.Visibility) = when (visibility) {
     ProtoBuf.Visibility.PRIVATE_TO_THIS -> Visibilities.PRIVATE_TO_THIS
     ProtoBuf.Visibility.PROTECTED -> Visibilities.PROTECTED
     ProtoBuf.Visibility.PUBLIC -> Visibilities.PUBLIC
+    ProtoBuf.Visibility.LOCAL -> Visibilities.LOCAL
 }
 
 public fun classKind(kind: ProtoBuf.Class.Kind): ClassKind = when (kind) {