diff --git a/api/types.go b/api/types.go
index f3cf119bb..0de44549f 100644
--- a/api/types.go
+++ b/api/types.go
@@ -331,4 +331,6 @@ type ForkUpgradeParams struct {
 	UpgradeHyperdriveHeight    abi.ChainEpoch
 	UpgradeChocolateHeight     abi.ChainEpoch
 	UpgradeOhSnapHeight        abi.ChainEpoch
+	UpgradeSkyrHeight          abi.ChainEpoch
+	UpgradeSharkHeight         abi.ChainEpoch
 }
diff --git a/documentation/en/api-v0-methods.md b/documentation/en/api-v0-methods.md
index c80016260..27ab7bd08 100644
--- a/documentation/en/api-v0-methods.md
+++ b/documentation/en/api-v0-methods.md
@@ -5442,7 +5442,9 @@ Response:
     "UpgradeTurboHeight": 10101,
     "UpgradeHyperdriveHeight": 10101,
     "UpgradeChocolateHeight": 10101,
-    "UpgradeOhSnapHeight": 10101
+    "UpgradeOhSnapHeight": 10101,
+    "UpgradeSkyrHeight": 10101,
+    "UpgradeSharkHeight": 10101
   }
 }
 ```
diff --git a/documentation/en/api-v1-unstable-methods.md b/documentation/en/api-v1-unstable-methods.md
index 075e844ec..cbab6bfbf 100644
--- a/documentation/en/api-v1-unstable-methods.md
+++ b/documentation/en/api-v1-unstable-methods.md
@@ -5949,7 +5949,9 @@ Response:
     "UpgradeTurboHeight": 10101,
     "UpgradeHyperdriveHeight": 10101,
     "UpgradeChocolateHeight": 10101,
-    "UpgradeOhSnapHeight": 10101
+    "UpgradeOhSnapHeight": 10101,
+    "UpgradeSkyrHeight": 10101,
+    "UpgradeSharkHeight": 10101
   }
 }
 ```
diff --git a/node/impl/full/state.go b/node/impl/full/state.go
index 2442a2744..f9b4f741c 100644
--- a/node/impl/full/state.go
+++ b/node/impl/full/state.go
@@ -1797,6 +1797,8 @@ func (a *StateAPI) StateGetNetworkParams(ctx context.Context) (*api.NetworkParam
 			UpgradeHyperdriveHeight:  build.UpgradeHyperdriveHeight,
 			UpgradeChocolateHeight:   build.UpgradeChocolateHeight,
 			UpgradeOhSnapHeight:      build.UpgradeOhSnapHeight,
+			UpgradeSkyrHeight:        build.UpgradeSkyrHeight,
+			UpgradeSharkHeight:       build.UpgradeSharkHeight,
 		},
 	}, nil
 }