diff --git a/src/algorithms/tracking/OrthogonalTrackSeedingConfig.h b/src/algorithms/tracking/OrthogonalTrackSeedingConfig.h
index 048be3973a..5339977846 100644
--- a/src/algorithms/tracking/OrthogonalTrackSeedingConfig.h
+++ b/src/algorithms/tracking/OrthogonalTrackSeedingConfig.h
@@ -38,6 +38,8 @@ namespace eicrecon {
     float rMinMiddle       = 20. * Acts::UnitConstants::mm; // Middle spacepoint must fall between these two radii
     float rMaxMiddle       = 400. * Acts::UnitConstants::mm;
 
+    float deltaPhiMax      = 0.085; // Max difference in phi between middle and either top or bottom sp
+
     //////////////////////////////////////////////////////////////////////////
     /// SEED FILTER GENERAL PARAMETERS
     /// The parameters below control the process of filtering out seeds before
diff --git a/src/algorithms/tracking/TrackSeeding.cc b/src/algorithms/tracking/TrackSeeding.cc
index c1094e78c8..3c285d631b 100644
--- a/src/algorithms/tracking/TrackSeeding.cc
+++ b/src/algorithms/tracking/TrackSeeding.cc
@@ -104,6 +104,7 @@ void eicrecon::TrackSeeding::configure() {
     m_seedFinderConfig.impactMax          = m_cfg.impactMax;
     m_seedFinderConfig.rMinMiddle         = m_cfg.rMinMiddle;
     m_seedFinderConfig.rMaxMiddle         = m_cfg.rMaxMiddle;
+    m_seedFinderConfig.deltaPhiMax        = m_cfg.deltaPhiMax;
 
     m_seedFinderOptions.beamPos   = Acts::Vector2(m_cfg.beamPosX, m_cfg.beamPosY);
     m_seedFinderOptions.bFieldInZ = m_cfg.bFieldInZ;
diff --git a/src/global/tracking/TrackSeeding_factory.h b/src/global/tracking/TrackSeeding_factory.h
index 181e36cdba..12695bc721 100644
--- a/src/global/tracking/TrackSeeding_factory.h
+++ b/src/global/tracking/TrackSeeding_factory.h
@@ -50,6 +50,7 @@ class TrackSeeding_factory :
     ParameterRef<float> m_impactMax {this, "impactMax", config().impactMax, "maximum impact parameter allowed for seeds for Acts::OrthogonalSeedFinder. rMin should be larger than impactMax."};
     ParameterRef<float> m_rMinMiddle {this, "rMinMiddle", config().rMinMiddle, "min radius for middle space point for Acts::OrthogonalSeedFinder"};
     ParameterRef<float> m_rMaxMiddle {this, "rMaxMiddle", config().rMaxMiddle, "max radius for middle space point for Acts::OrthogonalSeedFinder"};
+    ParameterRef<float> m_deltaPhiMax {this, "deltaPhiMax", config().deltaPhiMax, "Max phi difference between middle and top/bottom space point"};
     ParameterRef<float> m_locaError {this, "loc_a_Error", config().locaError, "Error on Loc a for Acts::OrthogonalSeedFinder"};
     ParameterRef<float> m_locbError {this, "loc_b_Error", config().locbError, "Error on Loc b for Acts::OrthogonalSeedFinder"};
     ParameterRef<float> m_phiError {this, "phi_Error", config().phiError, "Error on phi for Acts::OrthogonalSeedFinder"};