diff --git a/fs/Dockerfile b/fs/Dockerfile
index d8c4c45b..2259ba0d 100644
--- a/fs/Dockerfile
+++ b/fs/Dockerfile
@@ -40,7 +40,7 @@ RUN apt-get update && \
         bash=5.1-6ubuntu1 \
         psmisc=23.4-2build3 \
         bc=1.07.1-3build1 \
-        curl=7.81.0-1ubuntu1.15 \
+        curl=7.81.0-1ubuntu1.16 \
         device-tree-compiler=1.6.1-1 \
         jq=1.6-2.1ubuntu3 \
         lua5.4=5.4.4-1 \
diff --git a/rollup-http/rollup-http-client/src/rollup.rs b/rollup-http/rollup-http-client/src/rollup.rs
index 93e06da6..9304b2b4 100644
--- a/rollup-http/rollup-http-client/src/rollup.rs
+++ b/rollup-http/rollup-http-client/src/rollup.rs
@@ -21,10 +21,9 @@ use std::fmt;
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub struct AdvanceMetadata {
     pub msg_sender: String,
-    pub epoch_index: u64,
     pub input_index: u64,
     pub block_number: u64,
-    pub timestamp: u64,
+    pub block_timestamp: u64,
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
diff --git a/rollup-http/rollup-http-server/src/rollup/mod.rs b/rollup-http/rollup-http-server/src/rollup/mod.rs
index 5a61a1f8..eb2f5860 100644
--- a/rollup-http/rollup-http-server/src/rollup/mod.rs
+++ b/rollup-http/rollup-http-server/src/rollup/mod.rs
@@ -57,8 +57,8 @@ impl Drop for RollupFd {
 unsafe impl Sync for RollupFd {}
 unsafe impl Send for RollupFd {}
 
-pub const REQUEST_TYPE_ADVANCE_STATE: &str = "advance_state";
-pub const REQUEST_TYPE_INSPECT_STATE: &str = "inspect_state";
+pub const REQUEST_TYPE_ADVANCE_STATE: u32 = 0;
+pub const REQUEST_TYPE_INSPECT_STATE: u32 = 1;
 pub const CARTESI_ROLLUP_ADDRESS_SIZE: u32 = 20;
 
 lazy_static! {
@@ -117,10 +117,9 @@ impl From<&mut RollupFinish> for cmt_rollup_finish_t {
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct AdvanceMetadata {
     pub msg_sender: String,
-    pub epoch_index: u64,
     pub input_index: u64,
     pub block_number: u64,
-    pub timestamp: u64,
+    pub block_timestamp: u64,
 }
 
 impl From<cmt_rollup_advance_t> for AdvanceMetadata {
@@ -129,8 +128,7 @@ impl From<cmt_rollup_advance_t> for AdvanceMetadata {
         address.push_str(&hex::encode(&other.msg_sender));
         AdvanceMetadata {
             input_index: other.index,
-            epoch_index: other.block_number, // TODO: Check if it's correct
-            timestamp: other.block_timestamp,
+            block_timestamp: other.block_timestamp,
             block_number: other.block_number,
             msg_sender: address,
         }
@@ -533,7 +531,7 @@ pub async fn handle_rollup_requests(
     let next_request_type = finish_request.next_request_type as u32;
 
     match next_request_type {
-        0 => {
+        REQUEST_TYPE_ADVANCE_STATE => {
             log::debug!("handle advance state request...");
             let advance_request = {
                 // Read advance request from rollup device
@@ -550,7 +548,7 @@ pub async fn handle_rollup_requests(
             // Send newly read advance request to http service
             Ok(RollupRequest::Advance(advance_request))
         }
-        1 => {
+        REQUEST_TYPE_INSPECT_STATE => {
             log::debug!("handle inspect state request...");
             // Read inspect request from rollup device
             let inspect_request = {
@@ -589,10 +587,9 @@ pub fn print_advance(advance: &AdvanceRequest) {
     advance_request_printout.push_str("advance: {{msg_sender: ");
     format_address_printout(&advance.metadata.msg_sender, &mut advance_request_printout);
     advance_request_printout.push_str(&format!(
-        " block_number: {} timestamp: {} epoch_index: {} input_index: {} }}",
+        " block_number: {} block_timestamp: {} input_index: {} }}",
         advance.metadata.block_number,
-        advance.metadata.timestamp,
-        advance.metadata.epoch_index,
+        advance.metadata.block_timestamp,
         advance.metadata.input_index
     ));
     log::debug!("{}", &advance_request_printout);
diff --git a/rollup-http/rollup-http-server/tests/rollup-http-server-tests.rs b/rollup-http/rollup-http-server/tests/rollup-http-server-tests.rs
index 2ff83fe7..e83368ab 100644
--- a/rollup-http/rollup-http-server/tests/rollup-http-server-tests.rs
+++ b/rollup-http/rollup-http-server/tests/rollup-http-server-tests.rs
@@ -184,7 +184,7 @@ async fn test_finish_request(
     {
         Ok(request) => match request {
             RollupRequest::Inspect(inspect_request) => {
-                //println!("Got new inspect request: {:?}", inspect_request);
+                println!("Got new inspect request: {:?}", inspect_request);
                 context.server_handle.stop(true).await;
                 assert_eq!(inspect_request.payload.len(), 10);
                 assert_eq!(