diff --git a/books/projectinca/SUMMARY.md b/books/projectinca/SUMMARY.md
index fa07cf1..e67ab4d 100644
--- a/books/projectinca/SUMMARY.md
+++ b/books/projectinca/SUMMARY.md
@@ -42,6 +42,7 @@
   - [Elestio](partners_utilization/elestio.md)
   - [Earth Wallet](partners_utilization/earth_wallet.md)
   - [Holochain](partners_utilization/holochain.md)
+  - [Holochain](partners_utilization/helium.md)
   - [Sikana](partners_utilization/sikana.md)
   - [vindo](partners_utilization/vindo.md)
   - [vverse](partners_utilization/vverse.md)
diff --git a/books/tfgrid4/SUMMARY.md b/books/tfgrid4/SUMMARY.md
index b218c11..d4e1621 100644
--- a/books/tfgrid4/SUMMARY.md
+++ b/books/tfgrid4/SUMMARY.md
@@ -23,7 +23,7 @@
   - [Elestio](partners_utilization/elestio.md)
   - [OW Freezone](partners_utilization/freezone.md)
   - [Helium](partners_utilization/helium.md)
-  - [Holochain](partners_utilization/helium.md)
+  - [Holochain](partners_utilization/holochain.md)
   - [TZG](partners_utilization/tanzania.md)
   - [Tier-S DC](partners_utilization/tier_s_datacenter.md)
 - [Solutions](solutions/solutions.md)