1 files changed, 6 insertions, 5 deletions

diff --git a/src/libslic3r/LayerRegion.cpp b/src/libslic3r/LayerRegion.cpp
index 2e7bc10c2..4f4177967 100644
--- a/src/libslic3r/LayerRegion.cpp
+++ b/src/libslic3r/LayerRegion.cpp
@@ -32,19 +32,20 @@ Flow LayerRegion::bridging_flow(FlowRole role) const
     const PrintRegionConfig &region_config  = region.config();
     const PrintObject       &print_object   = *this->layer()->object();
     // Here this->extruder(role) - 1 may underflow to MAX_INT, but then the get_at() will follback to zero'th element, so everything is all right.
-    auto nozzle_diameter = float(print_object.print()->config().nozzle_diameter.get_at(region.extruder(role, *this->layer()->object()) - 1));
+    float nozzle_diameter = float(print_object.print()->config().nozzle_diameter.get_at(region.extruder(role, *this->layer()->object()) - 1));
+    double diameter = 0;
     if (region_config.bridge_type == BridgeType::btFromFlow) {
         Flow reference_flow = flow(role);
-        double diameter = sqrt(4 * reference_flow.mm3_per_mm() / PI);
-        return Flow::bridging_flow(float(diameter), nozzle_diameter);
+        diameter = sqrt(4 * reference_flow.mm3_per_mm() / PI);
     } else if (region_config.bridge_type == BridgeType::btFromHeight) {
-        return Flow::bridging_flow(float(m_layer->height), nozzle_diameter);
+        diameter = m_layer->height;
     } else /*if (region_config.bridge_type == BridgeType::btFromNozzle)*/ {
         // The good Slic3r way: Use rounded extrusions.
         // Get the configured nozzle_diameter for the extruder associated to the flow role requested.
         // Applies default bridge spacing.
-        return Flow::bridging_flow(float(sqrt(region_config.bridge_flow_ratio.get_abs_value(1.))) * nozzle_diameter, nozzle_diameter);
+        diameter =  nozzle_diameter;
     }
+    return Flow::bridging_flow(float(sqrt(region_config.bridge_flow_ratio.get_abs_value(1.)) * diameter) , nozzle_diameter);
     /* else {
         // The same way as other slicers: Use normal extrusions. Apply bridge_flow_ratio while maintaining the original spacing.
         return this->flow(role).with_flow_ratio(region_config.bridge_flow_ratio, overlap_percent);