diff --git a/toml/decoder.py b/toml/decoder.py
index aa468f2..8b29363 100644
--- a/toml/decoder.py
+++ b/toml/decoder.py
@@ -880,6 +880,7 @@ def load_array(self, a):
                 new_a = []
                 start_group_index = 1
                 end_group_index = 2
+                open_bracket_count = 1 if a[start_group_index] == '{' else 0
                 in_str = False
                 while end_group_index < len(a[1:]):
                     if a[end_group_index] == '"' or a[end_group_index] == "'":
@@ -890,9 +891,15 @@ def load_array(self, a):
                                 in_str = not in_str
                                 backslash_index -= 1
                         in_str = not in_str
+                    if not in_str and a[end_group_index] == '{':
+                        open_bracket_count += 1
                     if in_str or a[end_group_index] != '}':
                         end_group_index += 1
                         continue
+                    elif a[end_group_index] == '}' and open_bracket_count > 1:
+                        open_bracket_count -= 1
+                        end_group_index += 1
+                        continue
 
                     # Increase end_group_index by 1 to get the closing bracket
                     end_group_index += 1