diff --git a/groups/010.host_deps.group b/groups/010.host_deps.group
index 292b661..58a5850 100644
--- a/groups/010.host_deps.group
+++ b/groups/010.host_deps.group
@@ -197,7 +197,7 @@ HOST_DEPS_PREFIX="${PREFIX}";
 : ${PKG_PYTHON2_HOST_BUILD_DIR:=build/python2};
 : ${PKG_PYTHON2_HOST_CONFIGURE:=build/sbpython2/configure};
 : ${PKG_PYTHON2_HOST_CONFIGURE_ARGS:="--source-dir=../../Python-${PKG_PYTHON2_HOST_VERSION} --prefix=${PREFIX}"};
-: ${PKG_PYTHON2_HOST_ENV_VARS_EXTRA:="NATIVE_LDFLAGS=-Wl,-rpath,${PREFIX}/lib"};
+: ${PKG_PYTHON2_HOST_ENV_VARS_EXTRA:="NATIVE_CFLAGS=-I${PREFIX}/include:NATIVE_LDFLAGS=-Wl,-rpath,${PREFIX}/lib"};
 : ${PKG_PYTHON2_HOST_MAKEFLAGS_INSTALL_EXTRA:="PREFIX= EXEC_PREFIX= BINDIR=/bin SBINDIR=/sbin LIBDIR=/lib INCLUDEDIR=/include OLDINCLUDEDIR=/include MANDIR=/share/man DOCDIR=/share/doc LIBEXECDIR=/libexec"};
 : ${PKG_PYTHON2_HOST_SUBDIR:=Python-${PKG_PYTHON2_HOST_VERSION}};
 : ${PKG_PYTHON3_HOST_DEPENDS:="bzip2_host expat_host gdbm_host libffi_host libreadline_host libressl_host libz_host ncurses_host ncursesw_host sqlite3_host xz_host"};
@@ -209,7 +209,7 @@ HOST_DEPS_PREFIX="${PREFIX}";
 : ${PKG_PYTHON3_HOST_BUILD_DIR:=build/python3};
 : ${PKG_PYTHON3_HOST_CONFIGURE:=build/sbpython3/configure};
 : ${PKG_PYTHON3_HOST_CONFIGURE_ARGS:="--source-dir=../../Python-${PKG_PYTHON3_HOST_VERSION} --prefix=${PREFIX}"};
-: ${PKG_PYTHON3_HOST_ENV_VARS_EXTRA:="NATIVE_LDFLAGS=-Wl,-rpath,${PREFIX}/lib"};
+: ${PKG_PYTHON3_HOST_ENV_VARS_EXTRA:="NATIVE_CFLAGS=-I${PREFIX}/include:NATIVE_LDFLAGS=-Wl,-rpath,${PREFIX}/lib"};
 : ${PKG_PYTHON3_HOST_INSTALL_FILES:="@python3=bin/python"};
 : ${PKG_PYTHON3_HOST_MAKEFLAGS_INSTALL_EXTRA:="PREFIX= EXEC_PREFIX= BINDIR=/bin SBINDIR=/sbin LIBDIR=/lib INCLUDEDIR=/include OLDINCLUDEDIR=/include MANDIR=/share/man DOCDIR=/share/doc LIBEXECDIR=/libexec"};
 : ${PKG_PYTHON3_HOST_SUBDIR:=Python-${PKG_PYTHON3_HOST_VERSION}};