diff --git a/configs/config-psa-crypto.h b/configs/config-psa-crypto.h
index 5635e9891d..dc0632ca3d 100644
--- a/configs/config-psa-crypto.h
+++ b/configs/config-psa-crypto.h
@@ -48,7 +48,7 @@
  * Used in:
  *      library/aria.c
  *      library/timing.c
- *      include/mbedtls/bn_mul.h
+ *      library/bn_mul.h
  *
  * Required by:
  *      MBEDTLS_AESNI_C
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 46941e27f5..c7871eb1d6 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -48,7 +48,7 @@
  * Used in:
  *      library/aria.c
  *      library/timing.c
- *      include/mbedtls/bn_mul.h
+ *      library/bn_mul.h
  *
  * Required by:
  *      MBEDTLS_AESNI_C
diff --git a/library/bignum.c b/library/bignum.c
index 9cc5d66e3a..1f6444e4ca 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -38,7 +38,7 @@
 #if defined(MBEDTLS_BIGNUM_C)
 
 #include "mbedtls/bignum.h"
-#include "mbedtls/bn_mul.h"
+#include "bn_mul.h"
 #include "mbedtls/platform_util.h"
 #include "mbedtls/error.h"
 
diff --git a/include/mbedtls/bn_mul.h b/library/bn_mul.h
similarity index 100%
rename from include/mbedtls/bn_mul.h
rename to library/bn_mul.h
diff --git a/programs/test/cpp_dummy_build.cpp b/programs/test/cpp_dummy_build.cpp
index 41617c2d0f..c2fdf501d9 100644
--- a/programs/test/cpp_dummy_build.cpp
+++ b/programs/test/cpp_dummy_build.cpp
@@ -33,7 +33,6 @@
 #include "mbedtls/base64.h"
 #include "mbedtls/bignum.h"
 #include "mbedtls/blowfish.h"
-#include "mbedtls/bn_mul.h"
 #include "mbedtls/camellia.h"
 #include "mbedtls/ccm.h"
 #include "mbedtls/certs.h"
@@ -41,7 +40,6 @@
 #include "mbedtls/chachapoly.h"
 #include "mbedtls/check_config.h"
 #include "mbedtls/cipher.h"
-#include "cipher_internal.h"
 #include "mbedtls/cmac.h"
 #include "mbedtls/ctr_drbg.h"
 #include "mbedtls/debug.h"
@@ -51,7 +49,6 @@
 #include "mbedtls/ecdsa.h"
 #include "mbedtls/ecjpake.h"
 #include "mbedtls/ecp.h"
-#include "ecp_internal.h"
 #include "mbedtls/entropy.h"
 #include "mbedtls/entropy_poll.h"
 #include "mbedtls/error.h"
@@ -62,7 +59,6 @@
 #include "mbedtls/md2.h"
 #include "mbedtls/md4.h"
 #include "mbedtls/md5.h"
-#include "md_internal.h"
 #include "mbedtls/net.h"
 #include "mbedtls/net_sockets.h"
 #include "mbedtls/nist_kw.h"
@@ -70,7 +66,6 @@
 #include "mbedtls/padlock.h"
 #include "mbedtls/pem.h"
 #include "mbedtls/pk.h"
-#include "pk_internal.h"
 #include "mbedtls/pkcs11.h"
 #include "mbedtls/pkcs12.h"
 #include "mbedtls/pkcs5.h"
@@ -80,7 +75,6 @@
 #include "mbedtls/psa_util.h"
 #include "mbedtls/ripemd160.h"
 #include "mbedtls/rsa.h"
-#include "rsa_internal.h"
 #include "mbedtls/sha1.h"
 #include "mbedtls/sha256.h"
 #include "mbedtls/sha512.h"
@@ -88,7 +82,6 @@
 #include "mbedtls/ssl_cache.h"
 #include "mbedtls/ssl_ciphersuites.h"
 #include "mbedtls/ssl_cookie.h"
-#include "ssl_internal.h"
 #include "mbedtls/ssl_ticket.h"
 #include "mbedtls/threading.h"
 #include "mbedtls/timing.h"
@@ -109,7 +102,6 @@
 
 #include "psa/crypto.h"
 #include "psa/crypto_se_driver.h"
-#include "../library/psa_crypto_its.h"
 
 int main()
 {
diff --git a/visualc/VS2010/mbedTLS.vcxproj b/visualc/VS2010/mbedTLS.vcxproj
index 0e2c060af3..350eea8be2 100644
--- a/visualc/VS2010/mbedTLS.vcxproj
+++ b/visualc/VS2010/mbedTLS.vcxproj
@@ -150,7 +150,6 @@
     <ClInclude Include="..\..\include\mbedtls\base64.h" />
     <ClInclude Include="..\..\include\mbedtls\bignum.h" />
     <ClInclude Include="..\..\include\mbedtls\blowfish.h" />
-    <ClInclude Include="..\..\include\mbedtls\bn_mul.h" />
     <ClInclude Include="..\..\include\mbedtls\camellia.h" />
     <ClInclude Include="..\..\include\mbedtls\ccm.h" />
     <ClInclude Include="..\..\include\mbedtls\certs.h" />
@@ -235,6 +234,7 @@
     <ClInclude Include="..\..\tests\include\test\drivers\signature.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\size.h" />
     <ClInclude Include="..\..\tests\include\test\drivers\test_driver.h" />
+    <ClInclude Include="..\..\library\bn_mul.h" />
     <ClInclude Include="..\..\library\check_crypto_config.h" />
     <ClInclude Include="..\..\library\cipher_internal.h" />
     <ClInclude Include="..\..\library\common.h" />