diff --git a/cross/intel-gpu-tools/Makefile b/cross/intel-gpu-tools/Makefile
index 53bb4d95f8b..14234c75f51 100644
--- a/cross/intel-gpu-tools/Makefile
+++ b/cross/intel-gpu-tools/Makefile
@@ -24,4 +24,6 @@ CONFIGURE_ARGS += -Dman=disabled
 CONFIGURE_ARGS += -Dtestplan=disabled
 CONFIGURE_ARGS += -Dtests=disabled
 
+ADDITIONAL_CFLAGS = -O
+
 include ../../mk/spksrc.cross-meson.mk
diff --git a/cross/libelf/Makefile b/cross/libelf/Makefile
index f07369c2e6b..481c8483d2c 100644
--- a/cross/libelf/Makefile
+++ b/cross/libelf/Makefile
@@ -14,6 +14,8 @@ LICENSE  = LPGL
 
 GNU_CONFIGURE = 1
 
+ADDITIONAL_CFLAGS = -O
+
 INSTALL_MAKE_OPTIONS = install instroot=$(INSTALL_DIR) prefix=$(INSTALL_PREFIX)
 
 include ../../mk/spksrc.cross-cc.mk
diff --git a/cross/libkmod/Makefile b/cross/libkmod/Makefile
index 3d49b3bf493..2d22069b5b8 100644
--- a/cross/libkmod/Makefile
+++ b/cross/libkmod/Makefile
@@ -11,9 +11,11 @@ HOMEPAGE = https://git.kernel.org/pub/scm/utils/kernel/kmod/kmod.git/about/
 COMMENT  = kmod is a set of tools to handle common tasks with Linux kernel modules like insert, remove, list, check properties, resolve dependencies and aliases.
 LICENSE  = LGPL 2.1
 
-GNU_CONFIGURE = 1
 PRE_CONFIGURE_TARGET = kmod_pre_configure
+
+GNU_CONFIGURE = 1
 CONFIGURE_ARGS = --disable-manpages
+ADDITIONAL_CFLAGS = -O
 
 include ../../mk/spksrc.cross-cc.mk
 
diff --git a/cross/libmount/Makefile b/cross/libmount/Makefile
index b7c67ffda62..8b71727b9a6 100644
--- a/cross/libmount/Makefile
+++ b/cross/libmount/Makefile
@@ -4,7 +4,7 @@ PKG_VERS = 2.39.3
 PKG_VERS_MAJOR = $(word 1,$(subst ., ,$(PKG_VERS))).$(word 2,$(subst ., ,$(PKG_VERS)))
 PKG_EXT = tar.xz
 PKG_DIST_NAME = $(PKG_REAL_NAME)-$(PKG_VERS).$(PKG_EXT)
-PKG_DIST_SITE = https://www.kernel.org/pub/linux/utils/$(PKG_REAL_NAME)/v$(PKG_VERS_MAJOR)
+PKG_DIST_SITE = https://www.kernel.org/pub/linux/utils/util-linux/v$(PKG_VERS_MAJOR)
 # use dedicated folder to build independent of other libraries built from util-linux (i.e. libuuid)
 PKG_DIR = $(PKG_NAME)/$(PKG_REAL_NAME)-$(PKG_VERS)
 EXTRACT_PATH = $(WORK_DIR)/$(PKG_NAME)
@@ -23,6 +23,6 @@ CONFIGURE_ARGS = --disable-static --without-ncurses --without-python --disable-a
 # Create libblkid only
 CONFIGURE_ARGS += --disable-all-programs --enable-libmount --enable-libblkid
 
-ADDITIONAL_CFLAGS = -Wno-unused-parameter
+ADDITIONAL_CFLAGS = -O -Wno-unused-parameter
 
 include ../../mk/spksrc.cross-cc.mk
diff --git a/cross/libpciaccess/Makefile b/cross/libpciaccess/Makefile
index 5a4011737b1..528381f45f1 100644
--- a/cross/libpciaccess/Makefile
+++ b/cross/libpciaccess/Makefile
@@ -11,4 +11,6 @@ HOMEPAGE = https://gitlab.freedesktop.org/xorg/lib/libpciaccess
 COMMENT  = Generic PCI access library.
 LICENSE  = https://gitlab.freedesktop.org/xorg/lib/libpciaccess/-/blob/master/COPYING
 
+ADDITIONAL_CFLAGS = -O
+
 include ../../mk/spksrc.cross-meson.mk
diff --git a/cross/libva-latest/Makefile b/cross/libva-latest/Makefile
index e567855442d..3db29e95d18 100644
--- a/cross/libva-latest/Makefile
+++ b/cross/libva-latest/Makefile
@@ -14,4 +14,6 @@ LICENSE  = MIT
 
 CONFIGURE_ARGS = -Ddriverdir=$(INSTALL_PREFIX)/lib
 
+ADDITIONAL_CFLAGS = -Os
+
 include ../../mk/spksrc.cross-meson.mk
diff --git a/cross/libva-utils-latest/Makefile b/cross/libva-utils-latest/Makefile
index 993cfa21867..0fd8b51d603 100644
--- a/cross/libva-utils-latest/Makefile
+++ b/cross/libva-utils-latest/Makefile
@@ -14,4 +14,6 @@ LICENSE = MIT
 
 UNSUPPORTED_ARCHS = $(ARMv5_ARCHS) $(OLD_PPC_ARCHS)
 
+ADDITIONAL_CFLAGS = -O
+
 include ../../mk/spksrc.cross-meson.mk