diff --git a/CMakeLists.txt b/CMakeLists.txt
index b571664..0213798 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -297,8 +297,6 @@ install(TARGETS kissfft EXPORT kissfft
 
 install(FILES kiss_fft.h
               kissfft.hh
-              kissfft_i32.hh
-              kfc.h
               kiss_fftnd.h
               kiss_fftndr.h
               kiss_fftr.h
diff --git a/Makefile b/Makefile
index dfebdce..971c6d6 100644
--- a/Makefile
+++ b/Makefile
@@ -213,10 +213,8 @@ endif
 
 install: all
 	$(INSTALL) -Dt $(ABS_PKGINCLUDEDIR) -m 644 \
-		kfc.h \
 		kiss_fft.h \
 		kissfft.hh \
-		kissfft_i32.hh \
 		kiss_fftnd.h \
 		kiss_fftndr.h \
 		kiss_fftr.h