diff --git a/packages/stateful/actions/core/actions/FixRewardDistributor/index.tsx b/packages/stateful/actions/core/actions/FixRewardDistributor/index.tsx
index dd8b61261..097dd9aac 100644
--- a/packages/stateful/actions/core/actions/FixRewardDistributor/index.tsx
+++ b/packages/stateful/actions/core/actions/FixRewardDistributor/index.tsx
@@ -25,6 +25,7 @@ import {
   getRewardDistributionKey,
   parseContractVersion,
   tokenToUncheckedDenom,
+  versionGte,
 } from '@dao-dao/utils'
 
 import { useQueryLoadingDataWithError } from '../../../../hooks'
@@ -96,6 +97,19 @@ export class FixRewardDistributorAction extends ActionBase<FixRewardDistributorD
     if (options.context.type !== ActionContextType.Dao) {
       throw new Error('Only DAOs can setup reward distributions')
     }
+    if (options.chainContext.type !== ActionChainContextType.Supported) {
+      throw new Error('Unsupported chain')
+    }
+
+    // Reward distributor is fixed in v2.6.0.
+    if (
+      !versionGte(
+        options.chainContext.config.latestVersion,
+        ContractVersion.V260
+      )
+    ) {
+      throw new Error('Unsupported chain version')
+    }
 
     super(options, {
       Icon: WrenchEmoji,