diff --git a/srcpkgs/json-c++/template b/srcpkgs/json-c++/template
index ad9b81cae5d147..0916dc51a2fc83 100644
--- a/srcpkgs/json-c++/template
+++ b/srcpkgs/json-c++/template
@@ -1,6 +1,6 @@
 # Template file for 'json-c++'
 pkgname=json-c++
-version=3.11.3
+version=3.12.0
 revision=1
 build_style=cmake
 configure_args="-DJSON_MultipleHeaders=ON"
@@ -10,12 +10,17 @@ maintainer="Érico Nogueira <ericonr@disroot.org>"
 license="MIT"
 homepage="https://github.com/nlohmann/json"
 distfiles="https://github.com/nlohmann/json/archive/v${version}.tar.gz"
-checksum=0d8ef5af7f9794e3263480193c491549b2ba6cc74bb018906202ada498a79406
+checksum=4b92eb0c06d10683f7447ce9406cb97cd4b453be18d7279320f7b2f025c10187
 
 do_check() {
 	# skip tests requiring wrksrc to be a git clone as they always fail
 	cd build
-	ctest -LE "git_required"
+	if [ "$XBPS_TARGET_LIBC" = "glibc" ]; then
+		ctest -LE "git_required"
+	else
+		# also skip locale-dependent test
+		ctest -LE "git_required" -E "test-locale-cpp_cpp11"
+	fi
 }
 
 post_install() {