diff --git a/src/credentials/GroupDataProvider.h b/src/credentials/GroupDataProvider.h
index 6beac89aaa8bef..b7484d778ad318 100644
--- a/src/credentials/GroupDataProvider.h
+++ b/src/credentials/GroupDataProvider.h
@@ -121,7 +121,7 @@ class GroupDataProvider
     {
         static constexpr size_t kLengthBytes = Crypto::CHIP_CRYPTO_SYMMETRIC_KEY_LENGTH_BYTES;
         // Validity start time in microseconds since 2000-01-01T00:00:00 UTC ("the Epoch")
-        uint64_t start_time;
+        uint64_t start_time = 0;
         // Actual key bits. Depending on context, it may be a raw epoch key (as seen within `SetKeySet` calls)
         // or it may be the derived operational group key (as seen in any other usage).
         uint8_t key[kLengthBytes];
@@ -143,7 +143,7 @@ class GroupDataProvider
         {}
 
         // The actual keys for the group key set
-        EpochKey epoch_keys[kEpochKeysMax] = {};
+        EpochKey epoch_keys[kEpochKeysMax];
         // Logical id provided by the Administrator that configured the entry
         uint16_t keyset_id = 0;
         // Security policy to use for groups that use this keyset
@@ -202,7 +202,7 @@ class GroupDataProvider
     virtual ~GroupDataProvider() = default;
 
     // Not copyable
-    GroupDataProvider(const GroupDataProvider &) = delete;
+    GroupDataProvider(const GroupDataProvider &)             = delete;
     GroupDataProvider & operator=(const GroupDataProvider &) = delete;
 
     uint16_t GetMaxGroupsPerFabric() const { return mMaxGroupsPerFabric; }