diff --git a/ApplicationCode/ProjectDataModel/Completions/RimFishbonesCollection.cpp b/ApplicationCode/ProjectDataModel/Completions/RimFishbonesCollection.cpp
index 7be89f0407..cc91ac95ef 100644
--- a/ApplicationCode/ProjectDataModel/Completions/RimFishbonesCollection.cpp
+++ b/ApplicationCode/ProjectDataModel/Completions/RimFishbonesCollection.cpp
@@ -85,7 +85,7 @@ void RimFishbonesCollection::appendFishbonesSubs(RimFishbonesMultipleSubs* subs)
     subs->fishbonesColor = nextFishbonesColor();
     fishbonesSubs.push_back(subs);
 
-    recalculateStartMD();
+    subs->recomputeLateralLocations();
 }
 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.cpp b/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.cpp
index 47f9d08c51..88abf073d8 100644
--- a/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.cpp
+++ b/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.cpp
@@ -103,8 +103,6 @@ RimFishbonesMultipleSubs::RimFishbonesMultipleSubs()
     nameField()->uiCapability()->setUiReadOnly(true);
 
     m_rigFishbonesGeometry = std::unique_ptr<RigFisbonesGeometry>(new RigFisbonesGeometry(this));
-
-    computeSubLateralIndices();
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -232,6 +230,15 @@ std::vector<std::pair<cvf::Vec3d, double>> RimFishbonesMultipleSubs::coordsAndMD
     return m_rigFishbonesGeometry->coordsForLateral(subIndex, lateralIndex);
 }
 
+//--------------------------------------------------------------------------------------------------
+/// 
+//--------------------------------------------------------------------------------------------------
+void RimFishbonesMultipleSubs::recomputeLateralLocations()
+{
+    computeRangesAndLocations();
+    computeRotationAngles();
+}
+
 //--------------------------------------------------------------------------------------------------
 /// 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.h b/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.h
index 875700718b..d469185e76 100644
--- a/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.h
+++ b/ApplicationCode/ProjectDataModel/Completions/RimFishbonesMultipleSubs.h
@@ -88,10 +88,10 @@ public:
     size_t              icdCount() const { return m_icdCount(); }
     std::vector<double> lateralLengths() const;
 
-    const std::vector<SubLateralIndex>& installedLateralIndices() const { return m_subLateralIndices; };
-
+    const std::vector<SubLateralIndex>&         installedLateralIndices() const { return m_subLateralIndices; };
     std::vector<cvf::Vec3d>                     coordsForLateral(size_t subIndex, size_t lateralIndex) const;
     std::vector<std::pair<cvf::Vec3d, double>>  coordsAndMDForLateral(size_t subIndex, size_t lateralIndex) const;
+    void                                        recomputeLateralLocations();
     
     // Override from Rim3dPropertiesInterface
     virtual cvf::BoundingBox boundingBoxInDomainCoords() override;