diff --git a/crates/api-model/src/machine/mod.rs b/crates/api-model/src/machine/mod.rs
index 6be7bc049..a48fa4492 100644
--- a/crates/api-model/src/machine/mod.rs
+++ b/crates/api-model/src/machine/mod.rs
@@ -2558,6 +2558,9 @@ pub fn state_sla(
                 // Since retries happen after 30min, the occurence of any retry means we exhausted the SLA
                 StateSla::with_sla(std::time::Duration::ZERO, time_in_state)
             }
+            InstanceState::HostPlatformConfiguration { .. } => {
+                StateSla::with_sla(slas::ASSIGNED_HOST_PLATFORM_CONFIGURATION, time_in_state)
+            }
             _ => StateSla::with_sla(slas::ASSIGNED, time_in_state),
         },
         ManagedHostState::WaitingForCleanup { .. } => {
diff --git a/crates/api-model/src/machine/slas.rs b/crates/api-model/src/machine/slas.rs
index 44a7f009f..c9f041e8f 100644
--- a/crates/api-model/src/machine/slas.rs
+++ b/crates/api-model/src/machine/slas.rs
@@ -46,4 +46,7 @@ pub const BOM_VALIDATION: Duration = Duration::from_secs(5 * 60);
 // ASSIGNED state, any substate other than Ready and BootingWithDiscoveryImage
 // Init WaitingForNetworkConfig WaitingForStorageConfig WaitingForRebootToReady SwitchToAdminNetwork WaitingForNetworkReconfig DPUReprovision Failed
 pub const ASSIGNED: Duration = Duration::from_secs(30 * 60);
+
+// ASSIGNED state, HostPlatformConfiguration substate
+pub const ASSIGNED_HOST_PLATFORM_CONFIGURATION: Duration = Duration::from_secs(90 * 60);
 pub const VALIDATION: Duration = Duration::from_secs(30 * 60);