diff --git a/package/sdbus-cpp/Config.in b/package/sdbus-cpp/Config.in
index 85f149eaa1..010efaafcf 100644
--- a/package/sdbus-cpp/Config.in
+++ b/package/sdbus-cpp/Config.in
@@ -2,7 +2,7 @@ config BR2_PACKAGE_SDBUS_CPP
 	bool "sdbus-c++"
 	depends on BR2_INSTALL_LIBSTDCPP
 	depends on BR2_PACKAGE_SYSTEMD
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_7 # C++17
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_8 # C++20
 	help
 	  sdbus-c++ is a high-level C++ D-Bus library for Linux
 	  designed to provide expressive, easy-to-use API in modern C++.
@@ -11,6 +11,6 @@ config BR2_PACKAGE_SDBUS_CPP
 
 	  https://github.com/Kistler-Group/sdbus-cpp
 
-comment "sdbus-c++ needs systemd and a toolchain w/ C++, gcc >= 7"
+comment "sdbus-c++ needs systemd and a toolchain w/ C++, gcc >= 8"
 	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_PACKAGE_SYSTEMD || \
-		!BR2_TOOLCHAIN_GCC_AT_LEAST_7
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_8
diff --git a/package/sdbus-cpp/Config.in.host b/package/sdbus-cpp/Config.in.host
index d62a65ae84..024a2e9a9c 100644
--- a/package/sdbus-cpp/Config.in.host
+++ b/package/sdbus-cpp/Config.in.host
@@ -1,6 +1,6 @@
 config BR2_PACKAGE_HOST_SDBUS_CPP
 	bool "host sdbus-c++"
-	depends on BR2_HOST_GCC_AT_LEAST_7
+	depends on BR2_HOST_GCC_AT_LEAST_8 # C++20
 	help
 	  sdbus-c++ is a high-level C++ D-Bus library for Linux
 	  designed to provide expressive, easy-to-use API in modern C++.