diff --git a/flang/lib/Semantics/check-omp-structure.cpp b/flang/lib/Semantics/check-omp-structure.cpp
index 5fbe8f8a577cfd..1af0d776ee7a9e 100644
--- a/flang/lib/Semantics/check-omp-structure.cpp
+++ b/flang/lib/Semantics/check-omp-structure.cpp
@@ -226,7 +226,7 @@ class OmpDesignatorChecker {
     if (name.symbol->test(Symbol::Flag::OmpThreadprivate)) {
       // OpenMP 5.2: 5.2 threadprivate directive restriction
       context_.Say(name.source,
-          "A THREADPRIVATE variable `%s` cannot appear in a UNTIED TASK region"_err_en_US,
+          "A THREADPRIVATE variable `%s` cannot appear in an UNTIED TASK region"_err_en_US,
           name.source);
     }
     return true;
diff --git a/flang/test/Semantics/OpenMP/task-untied01.f90 b/flang/test/Semantics/OpenMP/task-untied01.f90
new file mode 100644
index 00000000000000..bbda50734e93a0
--- /dev/null
+++ b/flang/test/Semantics/OpenMP/task-untied01.f90
@@ -0,0 +1,29 @@
+! REQUIRES: openmp_runtime
+! RUN: %python %S/../test_errors.py %s %flang %openmp_flags
+!
+! OpenMP 5.2: 5.2 threadprivate directive restriction
+
+subroutine task_untied01()
+    integer, save :: var_01, var_02(2)
+    real          :: var_03
+    common /c/ var_03
+
+    !$omp threadprivate(var_01, var_02)
+    !$omp threadprivate(/c/)
+
+    !$omp task untied
+        !ERROR: A THREADPRIVATE variable `var_01` cannot appear in an UNTIED TASK region
+        var_01    = 10
+        !ERROR: A THREADPRIVATE variable `var_02` cannot appear in an UNTIED TASK region
+        !ERROR: A THREADPRIVATE variable `var_01` cannot appear in an UNTIED TASK region
+        var_02(1) = sum([var_01, 20])
+    !$omp end task
+
+    !$omp task untied
+        !ERROR: A THREADPRIVATE variable `var_02` cannot appear in an UNTIED TASK region
+        !ERROR: A THREADPRIVATE variable `var_02` cannot appear in an UNTIED TASK region
+        var_02(2) = product(var_02)
+        !ERROR: A THREADPRIVATE variable `var_03` cannot appear in an UNTIED TASK region
+        var_03    = 3.14
+    !$omp end task
+end subroutine task_untied01
diff --git a/mlir/test/Target/LLVMIR/openmp-llvm.mlir b/mlir/test/Target/LLVMIR/openmp-llvm.mlir
index 8903bf283b5c75..772192ad8184b0 100644
--- a/mlir/test/Target/LLVMIR/openmp-llvm.mlir
+++ b/mlir/test/Target/LLVMIR/openmp-llvm.mlir
@@ -1483,7 +1483,7 @@ llvm.func @_QPomp_atomic_update_complex() {
 //CHECK: %[[VAL_8:.*]] = fadd contract float %[[VAL_6]], 1.000000e+00
 //CHECK: %[[VAL_9:.*]] = insertvalue { float, float } undef, float %[[VAL_7]], 0
 //CHECK: %[[VAL_10:.*]] = insertvalue { float, float } %[[VAL_9]], float %[[VAL_8]], 1
-//CHECK: store { float, float } %[[VAL_10]], ptr %[[X_NEW_VAL]], align 4 
+//CHECK: store { float, float } %[[VAL_10]], ptr %[[X_NEW_VAL]], align 4
 //CHECK: %[[VAL_11:.*]] = call i1 @__atomic_compare_exchange(i64 8, ptr %[[ORIG_VAL]], ptr %[[ATOMIC_TEMP_LOAD]], ptr %[[X_NEW_VAL]], i32 2, i32 2)
 //CHECK: %[[VAL_12:.*]] = load { float, float }, ptr %[[ATOMIC_TEMP_LOAD]], align 4
 //CHECK: br i1 %[[VAL_11]], label %.atomic.exit, label %.atomic.cont
@@ -2861,8 +2861,8 @@ llvm.func @omp_opaque_pointers(%arg0 : !llvm.ptr, %arg1: !llvm.ptr, %expr: i32)
 // CHECK: @__omp_rtl_assume_threads_oversubscription = weak_odr hidden constant i32 1
 // CHECK: @__omp_rtl_assume_no_thread_state = weak_odr hidden constant i32 1
 // CHECK: @__omp_rtl_assume_no_nested_parallelism = weak_odr hidden constant i32 1
-module attributes {omp.flags = #omp.flags<debug_kind = 1, assume_teams_oversubscription = true, 
-                                          assume_threads_oversubscription = true, assume_no_thread_state = true, 
+module attributes {omp.flags = #omp.flags<debug_kind = 1, assume_teams_oversubscription = true,
+                                          assume_threads_oversubscription = true, assume_no_thread_state = true,
                                           assume_no_nested_parallelism = true>} {}
 // -----
 
@@ -2907,8 +2907,8 @@ module attributes {omp.version = #omp.version<version = 51>} {}
 // CHECK: @__omp_rtl_assume_threads_oversubscription = weak_odr hidden constant i32 0
 // CHECK: @__omp_rtl_assume_no_thread_state = weak_odr hidden constant i32 0
 // CHECK: @__omp_rtl_assume_no_nested_parallelism = weak_odr hidden constant i32 0
-module attributes {omp.flags = #omp.flags<debug_kind = 0, assume_teams_oversubscription = false, 
-                                          assume_threads_oversubscription = false, assume_no_thread_state = false, 
+module attributes {omp.flags = #omp.flags<debug_kind = 0, assume_teams_oversubscription = false,
+                                          assume_threads_oversubscription = false, assume_no_thread_state = false,
                                           assume_no_nested_parallelism = false>} {}
 
 // -----
@@ -3021,7 +3021,7 @@ module attributes {omp.is_target_device = true} {
 // -----
 
 llvm.func @omp_task_untied() {
-  // The third argument is 0: which signifies the united task
+  // The third argument is 0: which signifies the untied task
   // CHECK: {{.*}} = call ptr @__kmpc_omp_task_alloc(ptr @1, i32 %{{.*}}, i32 0,
   // CHECK-SAME:     i64 40, i64 0, ptr @{{.*}})
   omp.task untied {