diff --git a/src/GlueXPrimaryGenerator.cc b/src/GlueXPrimaryGenerator.cc
index 9981185..f02e12c 100644
--- a/src/GlueXPrimaryGenerator.cc
+++ b/src/GlueXPrimaryGenerator.cc
@@ -140,13 +140,13 @@ void GlueXPrimaryGenerator::GeneratePrimaryVertex(G4Event *event)
          double Etot = momentum.getE() * GeV;
          G4PrimaryParticle *pp = new G4PrimaryParticle(part, px, py, pz, Etot);
          hddm_s::PolarizationList polars = it_product->getPolarizations();
-	 if (polars.size() > 0) {
-	    hddm_s::PolarizationList::iterator polar = polars.begin();
+         if (polars.size() > 0) {
+            hddm_s::PolarizationList::iterator polar = polars.begin();
             pp->SetPolarization(polar->getPx(), polar->getPy(), polar->getPz());
-	 }
-	 else {
+         }
+         else {
             pp->SetPolarization(0, 0, 0);
-	 }
+         }
          vertex->SetPrimary(pp);
          event_info->SetGlueXTrackID(++Nprimaries, trackId);
          double mass = part->GetPDGMass();