diff --git a/kleros-sdk/src/dataMappings/actions/callAction.ts b/kleros-sdk/src/dataMappings/actions/callAction.ts
index 24cb7a170..256696551 100644
--- a/kleros-sdk/src/dataMappings/actions/callAction.ts
+++ b/kleros-sdk/src/dataMappings/actions/callAction.ts
@@ -8,12 +8,12 @@ export const callAction = async (mapping: AbiCallMapping) => {
   const publicClient = getPublicClient();
 
   const { abi: source, address, args, seek, populate } = mapping;
-  let parsedAbi = typeof source === "string" ? parseAbiItem(source) : source;
+  const parsedAbi = typeof source === "string" ? parseAbiItem(source) : source;
 
   const data = await publicClient.readContract({
-    address: address,
+    address,
     abi: [parsedAbi],
-    args: args,
+    args,
   });
 
   return createResultObject(data, seek, populate);
diff --git a/kleros-sdk/src/dataMappings/actions/eventAction.ts b/kleros-sdk/src/dataMappings/actions/eventAction.ts
index 02273fa79..ac02ef8d8 100644
--- a/kleros-sdk/src/dataMappings/actions/eventAction.ts
+++ b/kleros-sdk/src/dataMappings/actions/eventAction.ts
@@ -8,10 +8,10 @@ export const eventAction = async (mapping: AbiEventMapping) => {
   const publicClient = getPublicClient();
 
   const { abi: source, address, eventFilter, seek, populate } = mapping;
-  let parsedAbi = typeof source === "string" ? parseAbiItem(source) : source;
+  const parsedAbi = typeof source === "string" ? parseAbiItem(source) : source;
 
   const filter = await publicClient.createEventFilter({
-    address: address,
+    address,
     event: parsedAbi,
     args: eventFilter.args,
     fromBlock: eventFilter.fromBlock,
diff --git a/kleros-sdk/src/dataMappings/executeActions.ts b/kleros-sdk/src/dataMappings/executeActions.ts
index a6fda7969..049c31a87 100644
--- a/kleros-sdk/src/dataMappings/executeActions.ts
+++ b/kleros-sdk/src/dataMappings/executeActions.ts
@@ -38,7 +38,7 @@ export const executeAction = async (mapping: ActionMapping, context = {}) => {
 };
 
 export const executeActions = async (mappings, initialContext = {}) => {
-  let context = { ...initialContext };
+  const context = { ...initialContext };
 
   for (const mapping of mappings) {
     const actionResult = await executeAction(mapping, context);
diff --git a/kleros-sdk/src/dataMappings/retrieveRealityData.ts b/kleros-sdk/src/dataMappings/retrieveRealityData.ts
index 58314e190..d7004693d 100644
--- a/kleros-sdk/src/dataMappings/retrieveRealityData.ts
+++ b/kleros-sdk/src/dataMappings/retrieveRealityData.ts
@@ -102,6 +102,6 @@ export const retrieveRealityData = async (realityQuestionID: string, arbitrable?
     realityAddress: questionData.arbitrator,
     questionId: questionData.realityQuestionID,
     realityUser: questionData.realityUser,
-    answers: answers,
+    answers,
   };
 };
diff --git a/kleros-sdk/src/dataMappings/utils/createResultObject.ts b/kleros-sdk/src/dataMappings/utils/createResultObject.ts
index 7a76f9f6d..cc910c063 100644
--- a/kleros-sdk/src/dataMappings/utils/createResultObject.ts
+++ b/kleros-sdk/src/dataMappings/utils/createResultObject.ts
@@ -1,6 +1,6 @@
 // Can this be replaced by Mustache ?
 export const createResultObject = (sourceData, seek, populate) => {
-  let result = {};
+  const result = {};
   seek.forEach((key, idx) => {
     let foundValue;
     if (typeof sourceData !== "object" || key === "0") {
diff --git a/kleros-sdk/test/dataMappings.test.ts b/kleros-sdk/test/dataMappings.test.ts
index 6c31b664c..bd2730b3f 100644
--- a/kleros-sdk/test/dataMappings.test.ts
+++ b/kleros-sdk/test/dataMappings.test.ts
@@ -51,11 +51,11 @@ describe("subgraphAction with variables", () => {
 
     const mapping = {
       type: "graphql",
-      endpoint: endpoint,
-      query: query,
-      variables: variables,
-      seek: seek,
-      populate: populate,
+      endpoint,
+      query,
+      variables,
+      seek,
+      populate,
     };
 
     const result = await subgraphAction(mapping);
@@ -78,7 +78,7 @@ describe("callAction", () => {
 
     const mapping = {
       type: "abi/call",
-      abi: abi,
+      abi,
       address: contractAddress,
       args: [knownAddress],
       seek: [""],
@@ -104,8 +104,8 @@ describe("eventAction", () => {
       abi: eventAbi,
       address: contractAddress,
       eventFilter: {
-        fromBlock: fromBlock,
-        toBlock: toBlock,
+        fromBlock,
+        toBlock,
       },
       seek: ["from", "to", "value"],
       populate: ["fromAddress", "toAddress", "transferValue"],
@@ -128,9 +128,9 @@ describe("fetchIpfsJsonAction", () => {
 
     const mapping = {
       type: "fetch/ipfs/json",
-      ipfsUri: ipfsUri,
-      seek: seek,
-      populate: populate,
+      ipfsUri,
+      seek,
+      populate,
     };
 
     const result = await fetchIpfsJsonAction(mapping);