1 files changed, 3 insertions, 2 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/ExtractInclusionAction.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/ExtractInclusionAction.java
index 93e6b19e52..211ae9ca4d 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/cpp/ExtractInclusionAction.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/ExtractInclusionAction.java
@@ -25,6 +25,7 @@ import com.google.devtools.build.lib.actions.Artifact;
 import com.google.devtools.build.lib.actions.ExecException;
 import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
 import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
+import com.google.devtools.build.lib.util.Fingerprint;
 import java.io.IOException;
 
 /**
@@ -51,8 +52,8 @@ final class ExtractInclusionAction extends AbstractAction {
   }
 
   @Override
-  protected String computeKey(ActionKeyContext actionKeyContext) {
-    return GUID;
+  protected void computeKey(ActionKeyContext actionKeyContext, Fingerprint fp) {
+    fp.addString(GUID);
   }
 
   @Override