diff --git a/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/PV3FoamReader/CMakeLists.txt b/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/PV3FoamReader/CMakeLists.txt
index 93dc9f702ef6899b14de013b222db6a32848f22a..0a615c5085bb0be31886c0bb3456569caca9988c 100644
--- a/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/PV3FoamReader/CMakeLists.txt
+++ b/applications/utilities/postProcessing/graphics/PV3Readers/PV3FoamReader/PV3FoamReader/CMakeLists.txt
@@ -19,6 +19,7 @@ LINK_DIRECTORIES(
 
 INCLUDE_DIRECTORIES(
     $ENV{WM_PROJECT_DIR}/src/OpenFOAM/lnInclude
+    $ENV{WM_PROJECT_DIR}/src/OSspecific/$ENV{WM_OSTYPE}/lnInclude
     $ENV{WM_PROJECT_DIR}/src/finiteVolume/lnInclude
     ${PROJECT_SOURCE_DIR}/../vtkPV3Foam
 )
diff --git a/applications/utilities/postProcessing/graphics/PV3Readers/PV3blockMeshReader/PV3blockMeshReader/CMakeLists.txt b/applications/utilities/postProcessing/graphics/PV3Readers/PV3blockMeshReader/PV3blockMeshReader/CMakeLists.txt
index f5d9f3f8678e3c7757de0a053cd7ac5bef58aa6c..ff2639ed4bfd4964b37f0a6fd633fa12fdfe908a 100644
--- a/applications/utilities/postProcessing/graphics/PV3Readers/PV3blockMeshReader/PV3blockMeshReader/CMakeLists.txt
+++ b/applications/utilities/postProcessing/graphics/PV3Readers/PV3blockMeshReader/PV3blockMeshReader/CMakeLists.txt
@@ -19,6 +19,7 @@ LINK_DIRECTORIES(
 
 INCLUDE_DIRECTORIES(
     $ENV{WM_PROJECT_DIR}/src/OpenFOAM/lnInclude
+    $ENV{WM_PROJECT_DIR}/src/OSspecific/$ENV{WM_OSTYPE}/lnInclude
     $ENV{WM_PROJECT_DIR}/src/meshing/blockMesh/lnInclude
     ${PROJECT_SOURCE_DIR}/../vtkPV3blockMesh
 )