diff --git a/src/chain/store/chain_store.rs b/src/chain/store/chain_store.rs
index d81a57b6c6d..bc93264bed8 100644
--- a/src/chain/store/chain_store.rs
+++ b/src/chain/store/chain_store.rs
@@ -634,7 +634,7 @@ impl MessagesInTipsetCache {
     /// Reads the intended cache size for this process from the environment or uses the default.
     fn read_cache_size() -> NonZeroUsize {
         // Arbitrary number, can be adjusted
-        const DEFAULT: NonZeroUsize = nonzero!(8192usize);
+        const DEFAULT: NonZeroUsize = nonzero!(1024usize);
         std::env::var("FOREST_MESSAGES_IN_TIPSET_CACHE_SIZE")
             .ok()
             .and_then(|s| s.parse().ok())
diff --git a/src/state_manager/mod.rs b/src/state_manager/mod.rs
index b91e4a925ba..1f1576ff1b0 100644
--- a/src/state_manager/mod.rs
+++ b/src/state_manager/mod.rs
@@ -59,9 +59,9 @@ use serde::{Deserialize, Serialize};
 use std::num::NonZeroUsize;
 use tracing::warn;
 
-const DEFAULT_TIPSET_CACHE_SIZE: NonZeroUsize = nonzero!(8192usize);
-const DEFAULT_ID_TO_DETERMINISTIC_ADDRESS_CACHE_SIZE: NonZeroUsize = nonzero!(8192usize);
-const DEFAULT_TRACE_CACHE_SIZE: NonZeroUsize = nonzero!(32usize); // maximum ~135MiB on mainnet
+const DEFAULT_TIPSET_CACHE_SIZE: NonZeroUsize = nonzero!(1024usize);
+const DEFAULT_ID_TO_DETERMINISTIC_ADDRESS_CACHE_SIZE: NonZeroUsize = nonzero!(1024usize);
+const DEFAULT_TRACE_CACHE_SIZE: NonZeroUsize = nonzero!(16usize); // maximum ~70MiB on mainnet
 pub const EVENTS_AMT_BITWIDTH: u32 = 5;
 pub type IdToAddressCache = SizeTrackingCache<AddressId, Address>;