diff --git a/dev/local-environment/modules/partner-chains-nodes.txt b/dev/local-environment/modules/partner-chains-nodes.txt
index 099713a04..6806aae1a 100644
--- a/dev/local-environment/modules/partner-chains-nodes.txt
+++ b/dev/local-environment/modules/partner-chains-nodes.txt
@@ -14,7 +14,7 @@
       GENESIS_COMMITTEE_UTXO: "781cb948a37c7c38b43872af9b1e22135a94826eafd3740260a6db0a303885d8#0"
       GOVERNANCE_AUTHORITY: "e8c300330fe315531ca89d4a2e7d0c80211bc70b473b1ed4979dff2b"
       CARDANO_SECURITY_PARAMETER: "5"
-      CARDANO_ACTIVE_SLOTS_COEFF: "0.8"
+      CARDANO_ACTIVE_SLOTS_COEFF: "0.4"
       MC__FIRST_EPOCH_NUMBER: "0"
       MC__FIRST_SLOT_NUMBER: "0"
       MC__EPOCH_DURATION_MILLIS: "120000"
@@ -49,7 +49,7 @@
       GENESIS_COMMITTEE_UTXO: "781cb948a37c7c38b43872af9b1e22135a94826eafd3740260a6db0a303885d8#0"
       GOVERNANCE_AUTHORITY: "e8c300330fe315531ca89d4a2e7d0c80211bc70b473b1ed4979dff2b"
       CARDANO_SECURITY_PARAMETER: "5"
-      CARDANO_ACTIVE_SLOTS_COEFF: "0.8"
+      CARDANO_ACTIVE_SLOTS_COEFF: "0.4"
       MC__FIRST_EPOCH_NUMBER: "0"
       MC__FIRST_SLOT_NUMBER: "0"
       MC__EPOCH_DURATION_MILLIS: "120000"
@@ -84,7 +84,7 @@
       CHAIN_ID: "0"
       GENESIS_COMMITTEE_UTXO: "781cb948a37c7c38b43872af9b1e22135a94826eafd3740260a6db0a303885d8#0"
       CARDANO_SECURITY_PARAMETER: "5"
-      CARDANO_ACTIVE_SLOTS_COEFF: "0.8"
+      CARDANO_ACTIVE_SLOTS_COEFF: "0.4"
       MC__FIRST_EPOCH_NUMBER: "0"
       MC__FIRST_SLOT_NUMBER: "0"
       MC__EPOCH_DURATION_MILLIS: "120000"
@@ -121,7 +121,7 @@
       CHAIN_ID: "0"
       GENESIS_COMMITTEE_UTXO: "781cb948a37c7c38b43872af9b1e22135a94826eafd3740260a6db0a303885d8#0"
       CARDANO_SECURITY_PARAMETER: "5"
-      CARDANO_ACTIVE_SLOTS_COEFF: "0.8"
+      CARDANO_ACTIVE_SLOTS_COEFF: "0.4"
       MC__FIRST_EPOCH_NUMBER: "0"
       MC__FIRST_SLOT_NUMBER: "0"
       MC__EPOCH_DURATION_MILLIS: "120000"
@@ -158,7 +158,7 @@
       CHAIN_ID: "0"
       GENESIS_COMMITTEE_UTXO: "781cb948a37c7c38b43872af9b1e22135a94826eafd3740260a6db0a303885d8#0"
       CARDANO_SECURITY_PARAMETER: "5"
-      CARDANO_ACTIVE_SLOTS_COEFF: "0.8"
+      CARDANO_ACTIVE_SLOTS_COEFF: "0.4"
       MC__FIRST_EPOCH_NUMBER: "0"
       MC__FIRST_SLOT_NUMBER: "0"
       MC__EPOCH_DURATION_MILLIS: "120000"