diff --git a/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest b/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest
index 2f00267d50..d39ee6df8f 100755
--- a/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest
+++ b/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest
@@ -3,7 +3,11 @@
 cd tests
 for atest in test-* ; do
     rm -rf tests.log
-    ./${atest} > tests.log 2>&1
+    if [ ${atest} = "test-locale-cpp_cpp11" ]; then
+        ./${atest} --test-case-exclude="locale-dependent test (LC_NUMERIC=de_DE)" > tests.log 2>&1
+    else
+        ./${atest} > tests.log 2>&1
+    fi
     if [ $? = 0 ] ; then
         echo "PASS: ${atest}"
     else
diff --git a/meta-oe/recipes-devtools/nlohmann-json/nlohmann-json_3.11.3.bb b/meta-oe/recipes-devtools/nlohmann-json/nlohmann-json_3.12.0.bb
similarity index 82%
rename from meta-oe/recipes-devtools/nlohmann-json/nlohmann-json_3.11.3.bb
rename to meta-oe/recipes-devtools/nlohmann-json/nlohmann-json_3.12.0.bb
index 194e80546e..58567a781e 100644
--- a/meta-oe/recipes-devtools/nlohmann-json/nlohmann-json_3.11.3.bb
+++ b/meta-oe/recipes-devtools/nlohmann-json/nlohmann-json_3.12.0.bb
@@ -2,16 +2,16 @@ SUMMARY = "JSON for modern C++"
 HOMEPAGE = "https://nlohmann.github.io/json/"
 SECTION = "libs"
 LICENSE = "MIT"
-LIC_FILES_CHKSUM = "file://LICENSE.MIT;md5=f969127d7b7ed0a8a63c2bbeae002588"
+LIC_FILES_CHKSUM = "file://LICENSE.MIT;md5=3b489645de9825cca5beeb9a7e18b6eb"
 
 CVE_PRODUCT = "json-for-modern-cpp"
 
-SRC_URI = "git://github.com/nlohmann/json.git;branch=develop;protocol=https \
+SRC_URI = "git://github.com/nlohmann/json.git;branch=master;protocol=https \
            git://github.com/nlohmann/json_test_data.git;destsuffix=git/json_test_data;name=json-test-data;branch=master;protocol=https \
            file://run-ptest \
 "
 
-SRCREV = "9cca280a4d0ccf0c08f47a99aa71d1b0e52f8d03"
+SRCREV = "55f93686c01528224f448c19128836e7df245f72"
 SRCREV_json-test-data = "a1375cea09d27cc1c4cadb8d00470375b421ac37"
 
 SRCREV_FORMAT .= "_json-test-data"
@@ -25,7 +25,7 @@ EXTRA_OECMAKE += "${@bb.utils.contains('PTEST_ENABLED', '1', '-DJSON_BuildTests=
 # nlohmann-json is a header only C++ library, so the main package will be empty.
 ALLOW_EMPTY:${PN} = "1"
 RDEPENDS:${PN}-dev = ""
-RDEPENDS:${PN}-ptest = "perl"
+RDEPENDS:${PN}-ptest = "perl locale-base-de-de"
 
 BBCLASSEXTEND = "native nativesdk"