diff --git a/net-print/cnijfilter2/cnijfilter2-6.70.ebuild b/net-print/cnijfilter2/cnijfilter2-6.70.ebuild
index b2f835c767560..bee7634c9ecb3 100644
--- a/net-print/cnijfilter2/cnijfilter2-6.70.ebuild
+++ b/net-print/cnijfilter2/cnijfilter2-6.70.ebuild
@@ -11,6 +11,8 @@ DESCRIPTION="IJ Printer Driver"
 HOMEPAGE="https://www.usa.canon.com/support/p/pixma-g4270#idReference%3Dsoftware-drivers"
 SRC_URI="https://gdlp01.c-wss.com/gds/7/0100012137/01/${PN}-source-${PV}-1.tar.gz"
 
+S="${WORKDIR}"/${MY_P}
+
 LICENSE="Canon-IJ"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
@@ -20,13 +22,12 @@ DEPEND="virtual/libusb:1
 	net-print/cups"
 RDEPEND="${DEPEND}"
 
-S="${WORKDIR}"/${MY_P}
-
 PATCHES=(
 	"${FILESDIR}"/${PN}-6.50-gentoo.patch
 	"${FILESDIR}"/${PN}-5.80-cflags.patch
 	"${FILESDIR}"/${PN}-5.80-fno-common.patch
 	"${FILESDIR}"/${PN}-6.60-c99.patch
+	"${FILESDIR}"/${P}-c23.patch
 )
 
 pkg_setup()  {
diff --git a/net-print/cnijfilter2/files/cnijfilter2-6.70-c23.patch b/net-print/cnijfilter2/files/cnijfilter2-6.70-c23.patch
new file mode 100644
index 0000000000000..5604c29a312bd
--- /dev/null
+++ b/net-print/cnijfilter2/files/cnijfilter2-6.70-c23.patch
@@ -0,0 +1,13 @@
+--- a/lgmon3/src/common/libcnnet2_type.h	2024-11-28 10:21:02.088649219 +0100
++++ b/lgmon3/src/common/libcnnet2_type.h	2024-11-28 10:22:01.171874307 +0100
+@@ -48,8 +48,10 @@
+ } CNNET2_SETTING_FLAGS;
+ 
+ #ifndef __cplusplus
++#if (__STD_VERSION__ <= 201710L)
+ typedef char bool;
+ #endif
++#endif
+ 
+ typedef struct {
+   int nicIndex_;