1 files changed, 6 insertions, 4 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/analysis/constraints/EnvironmentCollection.java b/src/main/java/com/google/devtools/build/lib/analysis/constraints/EnvironmentCollection.java
index 7dc850e254..c1ce9f0a1a 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/constraints/EnvironmentCollection.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/constraints/EnvironmentCollection.java
@@ -21,16 +21,18 @@ import com.google.common.collect.ImmutableSet;
 import com.google.devtools.build.lib.cmdline.Label;
 import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
 import com.google.devtools.build.lib.packages.EnvironmentLabels;
+import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
+import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec.VisibleForSerialization;
 import java.util.Map;
 
-/**
- * Contains a set of {@link Environment} labels and their associated groups.
- */
+/** Contains a set of {@link Environment} labels and their associated groups. */
+@AutoCodec
 @Immutable
 public class EnvironmentCollection {
   private final ImmutableMultimap<EnvironmentLabels, Label> map;
 
-  private EnvironmentCollection(ImmutableMultimap<EnvironmentLabels, Label> map) {
+  @VisibleForSerialization
+  EnvironmentCollection(ImmutableMultimap<EnvironmentLabels, Label> map) {
     this.map = map;
   }