diff --git a/src/libslic3r/Support/SupportCommon.cpp b/src/libslic3r/Support/SupportCommon.cpp
index 9159de617f..40f0c00702 100644
--- a/src/libslic3r/Support/SupportCommon.cpp
+++ b/src/libslic3r/Support/SupportCommon.cpp
@@ -1575,8 +1575,10 @@ void generate_support_toolpaths(
         {
             SupportLayer &support_layer = *support_layers[support_layer_id];
             LayerCache   &layer_cache   = layer_caches[support_layer_id];
-            const float   support_interface_angle = (support_params.support_style == smsGrid || config.support_interface_pattern == smipRectilinear) ?
-                support_params.interface_angle : support_params.raft_interface_angle(support_layer.interface_id());
+            const float   support_interface_angle = (config.support_interface_pattern == smipRectilinearInterlaced) ?
+                support_params.raft_interface_angle(support_layer.interface_id()) :
+                ((support_params.support_style == smsGrid || config.support_interface_pattern == smipRectilinear) ?
+                support_params.interface_angle : support_params.raft_interface_angle(support_layer.interface_id()));
 
             // Find polygons with the same print_z.
             SupportGeneratorLayerExtruded &bottom_contact_layer = layer_cache.bottom_contact_layer;