diff --git a/common/constants.h b/common/constants.h
index f0d589d..660d9a9 100644
--- a/common/constants.h
+++ b/common/constants.h
@@ -61,6 +61,7 @@
 extern const char kPrefsOmahaCohort[];
 extern const char kPrefsOmahaCohortHint[];
 extern const char kPrefsOmahaCohortName[];
+extern const char kPrefsOmahaEolStatus[];
 extern const char kPrefsP2PEnabled[];
 extern const char kPrefsP2PFirstAttemptTimestamp[];
 extern const char kPrefsP2PNumAttempts[];