diff --git a/ci_config.json b/ci_config.json
index 017195e62e..87896a143a 100644
--- a/ci_config.json
+++ b/ci_config.json
@@ -1713,7 +1713,8 @@
   },
   "yaml-cpp": {
     "build_options": [
-      "yaml-cpp:tests=enabled"
+      "yaml-cpp:tests=enabled",
+      "gtest:default_library=static"
     ]
   },
   "zycore": {
diff --git a/releases.json b/releases.json
index a06624cfdb..b4abedde6e 100644
--- a/releases.json
+++ b/releases.json
@@ -5075,6 +5075,7 @@
       "yaml-cpp"
     ],
     "versions": [
+      "0.9.0-1",
       "0.8.0-2",
       "0.8.0-1"
     ]
diff --git a/subprojects/packagefiles/yaml-cpp/meson.build b/subprojects/packagefiles/yaml-cpp/meson.build
index cd2f7eb17d..def7ece6a9 100644
--- a/subprojects/packagefiles/yaml-cpp/meson.build
+++ b/subprojects/packagefiles/yaml-cpp/meson.build
@@ -1,8 +1,8 @@
 project(
   'yaml-cpp',
   'cpp',
-  version: '0.8.0',
-  meson_version: '>=0.54.0',
+  version: '0.9.0',
+  meson_version: '>=0.56.0',
   license: 'MIT',
 )
 
diff --git a/subprojects/packagefiles/yaml-cpp/src/meson.build b/subprojects/packagefiles/yaml-cpp/src/meson.build
index 4f1acfb38b..a0a4a0d1af 100644
--- a/subprojects/packagefiles/yaml-cpp/src/meson.build
+++ b/subprojects/packagefiles/yaml-cpp/src/meson.build
@@ -10,6 +10,7 @@ src = files(
   'emitterutils.cpp',
   'exceptions.cpp',
   'exp.cpp',
+  'fptostring.cpp',
   'memory.cpp',
   'node.cpp',
   'node_data.cpp',
diff --git a/subprojects/packagefiles/yaml-cpp/test/meson.build b/subprojects/packagefiles/yaml-cpp/test/meson.build
index 3f2781e981..3da6c2e12d 100644
--- a/subprojects/packagefiles/yaml-cpp/test/meson.build
+++ b/subprojects/packagefiles/yaml-cpp/test/meson.build
@@ -2,13 +2,16 @@ gmock_dep = dependency(
   'gmock',
   required: get_option('tests'),
 )
+gtest_dep = dependency(
+  'gtest',
+  required: get_option('tests'),
+)
 
-if not gmock_dep.found()
+if not gmock_dep.found() or not gtest_dep.found()
   subdir_done()
 endif
 
 tests_src = files(
-  'binary_test.cpp',
   'integration/emitter_test.cpp',
   'integration/encoding_test.cpp',
   'integration/error_messages_test.cpp',
@@ -17,8 +20,10 @@ tests_src = files(
   'integration/handler_test.cpp',
   'integration/load_node_test.cpp',
   'integration/node_spec_test.cpp',
-  'main.cpp',
   'node/node_test.cpp',
+  'binary_test.cpp',
+  'fptostring_test.cpp',
+  'main.cpp',
   'ostream_wrapper_test.cpp',
   'parser_test.cpp',
   'regex_test.cpp',
@@ -33,7 +38,7 @@ yaml_cpp_tests_exe = executable(
   'yaml-cpp-tests',
   tests_src,
   include_directories: private_inc,
-  dependencies: [yaml_cpp_dep, gmock_dep],
+  dependencies: [yaml_cpp_dep, gmock_dep, gtest_dep],
   cpp_args: test_args,
   override_options: ['cpp_std=c++17'],
   build_by_default: false,
diff --git a/subprojects/yaml-cpp.wrap b/subprojects/yaml-cpp.wrap
index 6b54dc6487..c2d68ef38e 100644
--- a/subprojects/yaml-cpp.wrap
+++ b/subprojects/yaml-cpp.wrap
@@ -1,8 +1,8 @@
 [wrap-file]
-directory = yaml-cpp-0.8.0
-source_url = https://github.com/jbeder/yaml-cpp/archive/refs/tags/0.8.0.zip
-source_filename = yaml-cpp-0.8.0.zip
-source_hash = 334e80ab7b52e14c23f94e041c74bab0742f2281aad55f66be2f19f4b7747071
+directory = yaml-cpp-yaml-cpp-0.9.0
+source_url = https://github.com/jbeder/yaml-cpp/archive/refs/tags/yaml-cpp-0.9.0.tar.gz
+source_filename = yaml-cpp-0.9.0.tar.gz
+source_hash = 25cb043240f828a8c51beb830569634bc7ac603978e0f69d6b63558dadefd49a
 patch_directory = yaml-cpp
 
 [provide]