diff --git a/services/core/java/com/android/server/pm/PackageKeySetData.java b/services/core/java/com/android/server/pm/PackageKeySetData.java
index 11ed5d22a6e74..9f9bafd390358 100644
--- a/services/core/java/com/android/server/pm/PackageKeySetData.java
+++ b/services/core/java/com/android/server/pm/PackageKeySetData.java
@@ -41,6 +41,7 @@ public class PackageKeySetData {
     }
 
     PackageKeySetData(PackageKeySetData original) {
+        mProperSigningKeySet = original.mProperSigningKeySet;
         mSigningKeySets = ArrayUtils.cloneOrNull(original.mSigningKeySets);
         mUpgradeKeySets = ArrayUtils.cloneOrNull(original.mUpgradeKeySets);
         mDefinedKeySets = ArrayUtils.cloneOrNull(original.mDefinedKeySets);