diff --git a/include/gz/rendering/ParticleEmitter.hh b/include/gz/rendering/ParticleEmitter.hh
index cd7e78ee7..34e68dcf6 100644
--- a/include/gz/rendering/ParticleEmitter.hh
+++ b/include/gz/rendering/ParticleEmitter.hh
@@ -47,11 +47,8 @@ namespace gz
       /// \brief Ellipsoid emitter.
       EM_ELLIPSOID        = 3,
 
-      /// \brief Cone emitter.
-      EM_CONE             = 4,
-
       /// \brief Total number of emitters (keep always at the end).
-      EM_NUM_EMITTERS     = 5,
+      EM_NUM_EMITTERS     = 4,
     };
 
     /// \class ParticleEmitter ParticleEmitter.hh
diff --git a/ogre2/src/Ogre2ParticleEmitter.cc b/ogre2/src/Ogre2ParticleEmitter.cc
index a8a10b95f..1a0fc7b2f 100644
--- a/ogre2/src/Ogre2ParticleEmitter.cc
+++ b/ogre2/src/Ogre2ParticleEmitter.cc
@@ -75,7 +75,6 @@ static const std::array<std::string, EmitterType::EM_NUM_EMITTERS>
       {
         "Point",
         "Box",
-        "Cone",
         "Cylinder",
         "Ellipsoid",
       };
@@ -155,7 +154,6 @@ void Ogre2ParticleEmitter::SetEmitterSize(const gz::math::Vector3d &_size)
       break;
     }
     case EmitterType::EM_BOX:
-    case EmitterType::EM_CONE:
     case EmitterType::EM_CYLINDER:
     case EmitterType::EM_ELLIPSOID:
     {