diff --git a/applications/solvers/combustion/PDRFoam/Make/options b/applications/solvers/combustion/PDRFoam/Make/options
index 9f019439a7..e765e61574 100644
--- a/applications/solvers/combustion/PDRFoam/Make/options
+++ b/applications/solvers/combustion/PDRFoam/Make/options
@@ -9,7 +9,8 @@ EXE_INC = \
     -I$(LIB_SRC)/thermophysicalModels/specie/lnInclude \
     -I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \
     -I$(LIB_SRC)/thermophysicalModels/combustion/lnInclude \
-    -I$(LIB_SRC)/turbulenceModels/RAS/compressible/lnInclude \
+    -I$(LIB_SRC)/turbulenceModels \
+    -I$(LIB_SRC)/turbulenceModels/compressible/RAS/lnInclude \
     -I$(LIB_SRC)/thermophysicalModels/laminarFlameSpeed/lnInclude \
     -I$(LIB_SRC)/finiteVolume/lnInclude \
     -I$(LIB_SRC)/dynamicFvMesh/lnInclude \