diff --git a/solo-chains/node/tanssi-relay-service/src/dev_rpcs.rs b/solo-chains/node/tanssi-relay-service/src/dev_rpcs.rs
index 5ccd24e5a..32eb11dbe 100644
--- a/solo-chains/node/tanssi-relay-service/src/dev_rpcs.rs
+++ b/solo-chains/node/tanssi-relay-service/src/dev_rpcs.rs
@@ -47,6 +47,7 @@ pub struct DevRpc {
 #[jsonrpsee::core::async_trait]
 impl DevApiServer for DevRpc {
     async fn enable_para_inherent_candidate(&self) -> RpcResult<()> {
+        log::info!("entering here");
         let mock_para_inherent_channel = self.mock_para_inherent_channel.clone();
         // Push the message to the shared channel where it will be queued up
         // to be injected in to an upcoming block.
@@ -55,6 +56,7 @@ impl DevApiServer for DevRpc {
             .await
             .map_err(|err| internal_err(err.to_string()))?;
 
+        log::info!("SENEDING ENABLE");
         Ok(())
     }
 
diff --git a/solo-chains/node/tanssi-relay-service/src/dev_service.rs b/solo-chains/node/tanssi-relay-service/src/dev_service.rs
index c2dc8ac26..a76fa5eb5 100644
--- a/solo-chains/node/tanssi-relay-service/src/dev_service.rs
+++ b/solo-chains/node/tanssi-relay-service/src/dev_service.rs
@@ -279,10 +279,7 @@ where
             Err(err) => return Err(InherentError::Blockchain(err)),
         };
 
-        let parent_hash = client
-            .hash(parent_header_relay.number.saturating_sub(1))
-            .unwrap()
-            .unwrap();
+        let parent_hash = parent;
 
         let parent_header = match client.header(parent_hash) {
             Ok(Some(h)) => h,
@@ -364,7 +361,7 @@ where
                         polkadot_primitives::ValidatorId::from_slice(&type_public_pair)
                     {
                         if validator_keys_to_find == &validator {
-                            let persisted_validation_data = runtime_api
+                            let mut persisted_validation_data = runtime_api
                                 .persisted_validation_data(
                                     parent_hash,
                                     para[0],
@@ -373,6 +370,9 @@ where
                                 .unwrap()
                                 .unwrap();
 
+                            // if we dont do this we have a backed candidate every 2 blocks
+                            persisted_validation_data.relay_parent_storage_root = parent_header.state_root;
+
                             let persisted_validation_data_hash = persisted_validation_data.hash();
                             let validation_code_hash = runtime_api
                                 .validation_code_hash(
@@ -431,8 +431,6 @@ where
                             .unwrap()
                             .benchmark_signature();
 
-                            log::info!("after sig");
-
                             let validity_votes = vec![ValidityAttestation::Explicit(signature)];
 
                             backed_cand.push(BackedCandidate::<H256>::new(
diff --git a/test/suites/dev-tanssi-relay/paras-candidate-inherent/test_paras_candidate_inherent.ts b/test/suites/dev-tanssi-relay/paras-candidate-inherent/test_paras_candidate_inherent.ts
new file mode 100644
index 000000000..ccbb1fb92
--- /dev/null
+++ b/test/suites/dev-tanssi-relay/paras-candidate-inherent/test_paras_candidate_inherent.ts
@@ -0,0 +1,45 @@
+import "@tanssi/api-augment";
+import { describeSuite, customDevRpcRequest, expect } from "@moonwall/cli";
+import { ApiPromise } from "@polkadot/api";
+import { jumpBlocks, jumpSessions, jumpToSession } from "util/block";
+import { filterAndApply } from "@moonwall/util";
+import { EventRecord } from "@polkadot/types/interfaces";
+import { bool, u32, u8, Vec } from "@polkadot/types-codec";
+import { before } from "node:test";
+import { getHeaderFromRelay } from "util/relayInterface.ts";
+
+describeSuite({
+    id: "DTR1401",
+    title: "Paras inherent tests",
+    foundationMethods: "dev",
+
+    testCases: ({ it, context }) => {
+        let polkadotJs: ApiPromise;
+
+        before(async () => {
+            polkadotJs = context.polkadotJs();
+        });
+
+        it({
+            id: "E01",
+            title: "Paras heads should be updated every block",
+            test: async function () {
+                const parasHeadGenesis = await context.polkadotJs().query.paras.heads(2000);
+                await context.createBlock();
+                // Send RPC call to enable para inherent candidate generation
+                await customDevRpcRequest("mock_enableParaInherentCandidate", []);
+                // Since collators are not assigned until session 2, we need to go till session 2 to actually see heads being injected
+                await jumpToSession(context, 3);
+                await context.createBlock();
+                const parasHeadAfterOneBlock = await context.polkadotJs().query.paras.heads(2000);
+                expect(parasHeadAfterOneBlock).to.not.be.eq(parasHeadGenesis);
+                await context.createBlock();
+                // we create one more block to test we are persisting candidates every block
+                const parasHeadAfterTwoBlocks = await context.polkadotJs().query.paras.heads(2000);
+                expect(parasHeadAfterOneBlock).to.not.be.eq(parasHeadAfterTwoBlocks);
+                const header2000 = await getHeaderFromRelay(context.polkadotJs(), 2000);
+                expect(header2000.number.toBigInt()).to.be.equal(31n);
+            },
+        });
+    },
+});
diff --git a/test/util/relayInterface.ts b/test/util/relayInterface.ts
index 80c92cb5f..632ff206f 100644
--- a/test/util/relayInterface.ts
+++ b/test/util/relayInterface.ts
@@ -1,9 +1,16 @@
 import { ApiPromise } from "@polkadot/api";
-import type { Header, ParaId } from "@polkadot/types/interfaces";
+import type { Header, ParaId, HeadData } from "@polkadot/types/interfaces";
+import { u8aToHex, u8aToU8a, isU8a, hexToU8a, compactToU8a, compactFromU8a, compactFromU8aLim } from "@polkadot/util"
+import { bool, u32, u8, Bytes } from "@polkadot/types-codec";
+import { TypeRegistry } from "@polkadot/types";
 
 export async function getHeaderFromRelay(relayApi: ApiPromise, paraId: ParaId): Promise<Header | null> {
     // Get the latest header from relay storage
     const encoded = await relayApi.query.paras.heads(paraId);
-    const header = await relayApi.createType("Header", encoded);
+    const registry = new TypeRegistry();
+    const headerEncoded: HeadData = await relayApi.createType("HeadData", encoded.toHex());
+    const nonEncodedHeader = new Bytes(registry, headerEncoded.toU8a(true)).toHex()
+
+    const header = await relayApi.createType("SpRuntimeHeader", nonEncodedHeader);
     return header;
-}
+}
\ No newline at end of file