diff --git a/setup.py b/setup.py
index bc5796fcb..06bdc8234 100644
--- a/setup.py
+++ b/setup.py
@@ -50,7 +50,7 @@
             "twine",
             "jsonschema==3.2.0",
             "xmlschema==1.10.0",
-            "aas-core-meta@git+https://github.com/aas-core-works/aas-core-meta@02ee7bb#egg=aas-core-meta",
+            "aas-core-meta@git+https://github.com/aas-core-works/aas-core-meta@79314c6#egg=aas-core-meta",
             "ssort==0.12.3",
         ]
     },
diff --git a/test_data/cpp/test_main/aas_core_meta.v3/expected_output/verification.cpp b/test_data/cpp/test_main/aas_core_meta.v3/expected_output/verification.cpp
index 0195ab94f..543987cb0 100644
--- a/test_data/cpp/test_main/aas_core_meta.v3/expected_output/verification.cpp
+++ b/test_data/cpp/test_main/aas_core_meta.v3/expected_output/verification.cpp
@@ -1540,11 +1540,11 @@ std::wregex ConstructMatchesXsDateTime() {
   );
   std::wstring end_of_day_frag = L"24:00:00(\\.0+)?";
   std::wstring timezone_frag = common::Concat(
-    L"(Z|(\\+|-)(0",
+    L"(Z|(\\+|-)((0",
     digit,
     L"|1[0-3]):",
     minute_frag,
-    L"|14:00)"
+    L"|14:00))"
   );
   std::wstring date_time_lexical_rep = common::Concat(
     year_frag,
diff --git a/test_data/csharp/test_main/aas_core_meta.v3/expected_output/verification.cs b/test_data/csharp/test_main/aas_core_meta.v3/expected_output/verification.cs
index 4264e78a8..9b5cef93c 100644
--- a/test_data/csharp/test_main/aas_core_meta.v3/expected_output/verification.cs
+++ b/test_data/csharp/test_main/aas_core_meta.v3/expected_output/verification.cs
@@ -538,7 +538,7 @@ private static Regex _constructMatchesXsDateTime()
             var minuteFrag = $"[0-5]{digit}";
             var secondFrag = $"([0-5]{digit})(\\.{digit}+)?";
             var endOfDayFrag = "24:00:00(\\.0+)?";
-            var timezoneFrag = $"(Z|(\\+|-)(0{digit}|1[0-3]):{minuteFrag}|14:00)";
+            var timezoneFrag = $"(Z|(\\+|-)((0{digit}|1[0-3]):{minuteFrag}|14:00))";
             var dateTimeLexicalRep = $"{yearFrag}-{monthFrag}-{dayFrag}T(({hourFrag}:{minuteFrag}:{secondFrag})|{endOfDayFrag}){timezoneFrag}?";
             var pattern = $"^{dateTimeLexicalRep}$";
 
diff --git a/test_data/golang/test_main/aas_core_meta.v3/expected_output/verification/verification.go b/test_data/golang/test_main/aas_core_meta.v3/expected_output/verification/verification.go
index 1d6ff395f..a1f6ca0dc 100644
--- a/test_data/golang/test_main/aas_core_meta.v3/expected_output/verification/verification.go
+++ b/test_data/golang/test_main/aas_core_meta.v3/expected_output/verification/verification.go
@@ -1097,11 +1097,11 @@ func constructMatchesXsDateTime() *regexp.Regexp {
 	)
 	endOfDayFrag := "24:00:00(\\.0+)?"
 	timezoneFrag := aascommon.Concat(
-		"(Z|(\\+|-)(0",
+		"(Z|(\\+|-)((0",
 		digit,
 		"|1[0-3]):",
 		minuteFrag,
-		"|14:00)",
+		"|14:00))",
 	)
 	dateTimeLexicalRep := aascommon.Concat(
 		yearFrag,
diff --git a/test_data/intermediate/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt b/test_data/intermediate/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt
index f930cdcfa..7976578f2 100644
--- a/test_data/intermediate/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt
+++ b/test_data/intermediate/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt
@@ -28405,7 +28405,7 @@ SymbolTable(
         postconditions=[]),
       parsed=...,
       arguments_by_name=...,
-      pattern='^-?(([1-9][0-9][0-9][0-9]+)|(0[0-9][0-9][0-9]))-((0[1-9])|(1[0-2]))-((0[1-9])|([12][0-9])|(3[01]))T(((([01][0-9])|(2[0-3])):[0-5][0-9]:([0-5][0-9])(\\.[0-9]+)?)|24:00:00(\\.0+)?)(Z|(\\+|-)(0[0-9]|1[0-3]):[0-5][0-9]|14:00)?$',
+      pattern='^-?(([1-9][0-9][0-9][0-9]+)|(0[0-9][0-9][0-9]))-((0[1-9])|(1[0-2]))-((0[1-9])|([12][0-9])|(3[01]))T(((([01][0-9])|(2[0-3])):[0-5][0-9]:([0-5][0-9])(\\.[0-9]+)?)|24:00:00(\\.0+)?)(Z|(\\+|-)((0[0-9]|1[0-3]):[0-5][0-9]|14:00))?$',
       pattern_expr=textwrap.dedent("""\
         Name(
           identifier='pattern',
diff --git a/test_data/parse/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt b/test_data/parse/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt
index 6c8493bc7..d0059237a 100644
--- a/test_data/parse/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt
+++ b/test_data/parse/real_meta_models/aas_core_meta.v3/expected_symbol_table.txt
@@ -15747,7 +15747,7 @@ UnverifiedSymbolTable(
               original_node=...),
             value=JoinedStr(
               values=[
-                '(Z|(\\\\+|-)(0',
+                '(Z|(\\\\+|-)((0',
                 FormattedValue(
                   value=Name(
                     identifier='digit',
@@ -15759,7 +15759,7 @@ UnverifiedSymbolTable(
                     identifier='minute_frag',
                     original_node=...),
                   original_node=...),
-                '|14:00)'],
+                '|14:00))'],
               original_node=...),
             original_node=...)"""),
         textwrap.dedent("""\
diff --git a/test_data/python/test_main/aas_core_meta.v3/expected_output/verification.py b/test_data/python/test_main/aas_core_meta.v3/expected_output/verification.py
index 42bef2683..2c3bea9fa 100644
--- a/test_data/python/test_main/aas_core_meta.v3/expected_output/verification.py
+++ b/test_data/python/test_main/aas_core_meta.v3/expected_output/verification.py
@@ -557,7 +557,7 @@ def _construct_matches_xs_date_time() -> Pattern[str]:
     minute_frag = f'[0-5]{digit}'
     second_frag = f'([0-5]{digit})(\\.{digit}+)?'
     end_of_day_frag = '24:00:00(\\.0+)?'
-    timezone_frag = f'(Z|(\\+|-)(0{digit}|1[0-3]):{minute_frag}|14:00)'
+    timezone_frag = f'(Z|(\\+|-)((0{digit}|1[0-3]):{minute_frag}|14:00))'
     date_time_lexical_rep = f'{year_frag}-{month_frag}-{day_frag}T(({hour_frag}:{minute_frag}:{second_frag})|{end_of_day_frag}){timezone_frag}?'
     pattern = f'^{date_time_lexical_rep}$'
 
diff --git a/test_data/typescript/test_main/aas_core_meta.v3/expected_output/verification.ts b/test_data/typescript/test_main/aas_core_meta.v3/expected_output/verification.ts
index 5099abe82..0dd319666 100644
--- a/test_data/typescript/test_main/aas_core_meta.v3/expected_output/verification.ts
+++ b/test_data/typescript/test_main/aas_core_meta.v3/expected_output/verification.ts
@@ -568,7 +568,7 @@ function constructMatchesXsDateTime(): RegExp {
   const minuteFrag = `[0-5]${digit}`;
   const secondFrag = `([0-5]${digit})(\\.${digit}+)?`;
   const endOfDayFrag = "24:00:00(\\.0+)?";
-  const timezoneFrag = `(Z|(\\+|-)(0${digit}|1[0-3]):${minuteFrag}|14:00)`;
+  const timezoneFrag = `(Z|(\\+|-)((0${digit}|1[0-3]):${minuteFrag}|14:00))`;
   const dateTimeLexicalRep = `${yearFrag}-${monthFrag}-${dayFrag}T((${hourFrag}:${minuteFrag}:${secondFrag})|${endOfDayFrag})${timezoneFrag}?`;
   const pattern = `^${dateTimeLexicalRep}$`;