diff --git a/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.C b/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.C
index a53228571635946366c50ccf4beaaacf909d4ec1..1c10870726cea9e0ee62b5878fceb94ff7ed0433 100644
--- a/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.C
+++ b/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.C
@@ -26,6 +26,7 @@ License
 #include "InjectionModel.H"
 #include "mathematicalConstants.H"
 #include "meshTools.H"
+#include "volFields.H"
 
 using namespace Foam::constant::mathematical;
 
diff --git a/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.H b/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.H
index d626a9ae255fad2afd878dfcb4a31f1fc93e411f..30a2c97b16cb1e51947e7acd23ce95d938411d89 100644
--- a/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.H
+++ b/src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.H
@@ -52,6 +52,7 @@ SourceFiles
 #include "autoPtr.H"
 #include "runTimeSelectionTables.H"
 #include "SubModelBase.H"
+#include "vector.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //