diff --git a/package/kodi-imagedecoder-heif/Config.in b/package/kodi-imagedecoder-heif/Config.in
index f41b164ff4..d77f10ee98 100644
--- a/package/kodi-imagedecoder-heif/Config.in
+++ b/package/kodi-imagedecoder-heif/Config.in
@@ -3,7 +3,7 @@ config BR2_PACKAGE_KODI_IMAGEDECODER_HEIF
 	depends on BR2_INSTALL_LIBSTDCPP # libde265, libheif, tinyxml2
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libde265, libheif
 	depends on !BR2_TOOLCHAIN_HAS_BINUTILS_BUG_30730 # libheif
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # libheif
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_10 # libheif
 	select BR2_PACKAGE_LIBDE265
 	select BR2_PACKAGE_LIBHEIF
 	select BR2_PACKAGE_TINYXML2
@@ -12,7 +12,7 @@ config BR2_PACKAGE_KODI_IMAGEDECODER_HEIF
 
 	  https://github.com/xbmc/imagedecoder.heif
 
-comment "kodi-imagedecoder-heif needs a toolchain w/ C++, threads, gcc >= 4.8"
+comment "kodi-imagedecoder-heif needs a toolchain w/ C++, threads, gcc >= 10"
 	depends on !BR2_TOOLCHAIN_HAS_BINUTILS_BUG_30730 # libheif
 	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS || \
-		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_8
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_10
diff --git a/package/libheif/Config.in b/package/libheif/Config.in
index 0ae86a07f4..9e88fb826d 100644
--- a/package/libheif/Config.in
+++ b/package/libheif/Config.in
@@ -2,14 +2,14 @@ config BR2_PACKAGE_LIBHEIF
 	bool "libheif"
 	depends on !BR2_TOOLCHAIN_HAS_BINUTILS_BUG_30730
 	depends on BR2_INSTALL_LIBSTDCPP
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # C++11
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_10 # C++20
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	help
 	  libheif is an HEIF and AVIF file format decoder and encoder.
 
 	  https://github.com/strukturag/libheif
 
-comment "libheif needs a toolchain w/ C++, threads, gcc >= 4.8"
+comment "libheif needs a toolchain w/ C++, threads, gcc >= 10"
 	depends on !BR2_TOOLCHAIN_HAS_BINUTILS_BUG_30730
-	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 || \
+	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_GCC_AT_LEAST_10 || \
 		!BR2_TOOLCHAIN_HAS_THREADS
diff --git a/package/libheif/libheif.mk b/package/libheif/libheif.mk
index acd302d847..c4196f9353 100644
--- a/package/libheif/libheif.mk
+++ b/package/libheif/libheif.mk
@@ -11,7 +11,6 @@ LIBHEIF_LICENSE_FILES = COPYING
 LIBHEIF_CPE_ID_VENDOR = struktur
 LIBHEIF_INSTALL_STAGING = YES
 LIBHEIF_CONF_OPTS = \
-	-DCMAKE_CXX_FLAGS="-std=c++11" \
 	-DENABLE_PLUGIN_LOADING=OFF \
 	-DWITH_AOM_DECODER=OFF \
 	-DWITH_AOM_ENCODER=OFF \