diff --git a/apps/fortuna/Cargo.toml b/apps/fortuna/Cargo.toml
index df4181d330..c90d26376a 100644
--- a/apps/fortuna/Cargo.toml
+++ b/apps/fortuna/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "fortuna"
-version = "9.0.0"
+version = "9.1.0"
 edition = "2021"
 
 [lib]
diff --git a/apps/fortuna/src/api.rs b/apps/fortuna/src/api.rs
index cc39d416de..9c138cba00 100644
--- a/apps/fortuna/src/api.rs
+++ b/apps/fortuna/src/api.rs
@@ -39,21 +39,12 @@ mod revelation;
 pub type ChainId = String;
 pub type NetworkId = u64;
 
-#[derive(Debug, Clone, serde::Serialize, serde::Deserialize, utoipa::ToSchema, sqlx::Type)]
+#[derive(Debug, Clone, PartialEq, serde::Serialize, serde::Deserialize, utoipa::ToSchema)]
 pub enum StateTag {
     Pending,
-    Completed,
     Failed,
-}
-
-impl std::fmt::Display for StateTag {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-        match self {
-            StateTag::Pending => write!(f, "Pending"),
-            StateTag::Completed => write!(f, "Completed"),
-            StateTag::Failed => write!(f, "Failed"),
-        }
-    }
+    Completed,
+    CallbackErrored,
 }
 
 #[derive(Clone, Debug, Hash, PartialEq, Eq, EncodeLabelSet)]
diff --git a/apps/fortuna/src/history.rs b/apps/fortuna/src/history.rs
index 3b4b2e5218..85c36bc97b 100644
--- a/apps/fortuna/src/history.rs
+++ b/apps/fortuna/src/history.rs
@@ -533,9 +533,15 @@ impl<'a> RequestQueryBuilder<'a> {
             sql.push_str(&format!(" AND network_id = ${param_count}"));
         }
 
-        if self.state.is_some() {
+        if let Some(state) = &self.state {
             param_count += 1;
             sql.push_str(&format!(" AND state = ${param_count}"));
+
+            if *state == StateTag::Completed {
+                sql.push_str(" AND NOT callback_failed");
+            } else if *state == StateTag::CallbackErrored {
+                sql.push_str(" AND callback_failed");
+            }
         }
 
         sql.push_str(" ORDER BY created_at DESC");
@@ -570,7 +576,11 @@ impl<'a> RequestQueryBuilder<'a> {
         }
 
         if let Some(state) = &self.state {
-            query = query.bind(state.to_string());
+            query = query.bind(match state {
+                StateTag::Pending => "Pending",
+                StateTag::Failed => "Failed",
+                StateTag::Completed | StateTag::CallbackErrored => "Completed",
+            })
         }
 
         query = query.bind(self.limit).bind(self.offset);
@@ -612,9 +622,15 @@ impl<'a> RequestQueryBuilder<'a> {
             sql.push_str(&format!(" AND network_id = ${param_count}"));
         }
 
-        if self.state.is_some() {
+        if let Some(state) = &self.state {
             param_count += 1;
             sql.push_str(&format!(" AND state = ${param_count}"));
+
+            if *state == StateTag::Completed {
+                sql.push_str(" AND NOT callback_failed");
+            } else if *state == StateTag::CallbackErrored {
+                sql.push_str(" AND callback_failed");
+            }
         }
 
         // Now bind all parameters in order
@@ -642,7 +658,11 @@ impl<'a> RequestQueryBuilder<'a> {
         }
 
         if let Some(state) = &self.state {
-            query = query.bind(state.to_string());
+            query = query.bind(match state {
+                StateTag::Pending => "Pending",
+                StateTag::Failed => "Failed",
+                StateTag::Completed | StateTag::CallbackErrored => "Completed",
+            })
         }
 
         query.fetch_one(self.pool).await.map_err(|err| err.into())
@@ -1088,6 +1108,90 @@ mod test {
         }
     }
 
+    #[tokio::test]
+    async fn test_history_state_filter() {
+        let history = History::new_in_memory().await.unwrap();
+        let reveal_tx_hash = TxHash::random();
+
+        let pending_status = get_random_request_status();
+        History::update_request_status(&history.pool, pending_status.clone()).await;
+
+        let mut failed_status = get_random_request_status();
+        History::update_request_status(&history.pool, failed_status.clone()).await;
+        failed_status.state = RequestEntryState::Failed {
+            reason: "Failed".to_string(),
+            provider_random_number: None,
+        };
+        History::update_request_status(&history.pool, failed_status.clone()).await;
+
+        let mut completed_status = get_random_request_status();
+        History::update_request_status(&history.pool, completed_status.clone()).await;
+        completed_status.state = RequestEntryState::Completed {
+            reveal_block_number: 1,
+            reveal_tx_hash,
+            provider_random_number: [40; 32],
+            gas_used: U256::from(567890),
+            combined_random_number: RequestStatus::generate_combined_random_number(
+                &completed_status.user_random_number,
+                &[40; 32],
+            ),
+            callback_failed: false,
+            callback_return_value: Default::default(),
+            callback_gas_used: 100_000,
+        };
+        History::update_request_status(&history.pool, completed_status.clone()).await;
+
+        let reveal_tx_hash = TxHash::random();
+        let mut callback_errored_status = get_random_request_status();
+        History::update_request_status(&history.pool, callback_errored_status.clone()).await;
+        callback_errored_status.state = RequestEntryState::Completed {
+            reveal_block_number: 1,
+            reveal_tx_hash,
+            provider_random_number: [40; 32],
+            gas_used: U256::from(567890),
+            combined_random_number: RequestStatus::generate_combined_random_number(
+                &callback_errored_status.user_random_number,
+                &[40; 32],
+            ),
+            callback_failed: true,
+            callback_return_value: Default::default(),
+            callback_gas_used: 100_000,
+        };
+        History::update_request_status(&history.pool, callback_errored_status.clone()).await;
+
+        let logs = history
+            .query()
+            .state(StateTag::Pending)
+            .execute()
+            .await
+            .unwrap();
+        assert_eq!(logs, vec![pending_status.clone()]);
+
+        let logs = history
+            .query()
+            .state(StateTag::Failed)
+            .execute()
+            .await
+            .unwrap();
+        assert_eq!(logs, vec![failed_status.clone()]);
+
+        let logs = history
+            .query()
+            .state(StateTag::Completed)
+            .execute()
+            .await
+            .unwrap();
+        assert_eq!(logs, vec![completed_status.clone()]);
+
+        let logs = history
+            .query()
+            .state(StateTag::CallbackErrored)
+            .execute()
+            .await
+            .unwrap();
+        assert_eq!(logs, vec![callback_errored_status.clone()]);
+    }
+
     #[tokio::test(flavor = "multi_thread")]
     async fn test_writer_thread() {
         let history = History::new_in_memory().await.unwrap();