diff --git a/dumux/material/fluidmatrixinteractions/2pia/CMakeLists.txt b/dumux/material/fluidmatrixinteractions/2pia/CMakeLists.txt
index 4e84fedb46751768e20ab06e833d44972f130eb0..4040d3bc88bb94d6831f70c691f388ddba601fc4 100644
--- a/dumux/material/fluidmatrixinteractions/2pia/CMakeLists.txt
+++ b/dumux/material/fluidmatrixinteractions/2pia/CMakeLists.txt
@@ -11,10 +11,4 @@ awnsurfacepolynomialedgezero2ndorder.hh
 awnsurfacepolynomialedgezero2ndorderparams.hh
 efftoabslawia.hh
 efftoabslawiaparams.hh
-interfacialarea.hh
-interfacialareaexponential.hh
-interfacialareaexponentialcubic.hh
-interfacialareapcmax.hh
-interfacialareapolynomial2ndorder.hh
-interfacialareapolynomialedgezero2ndorder.hh
 DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/dumux/material/fluidmatrixinteractions/2pia)