diff --git a/README.md b/README.md
index 55574dd..5ace1c5 100644
--- a/README.md
+++ b/README.md
@@ -47,3 +47,4 @@ Käynnistä ohjelma:
 python src/index.py
 ```
 
+
diff --git a/src/tests/bibtex_generation_test.py b/src/tests/bibtex_generation_test.py
index 144a573..14e5921 100644
--- a/src/tests/bibtex_generation_test.py
+++ b/src/tests/bibtex_generation_test.py
@@ -2,26 +2,27 @@
 from entities.citation import Citation
 from util import generate_bibtex
 
+
 class TestBibtexGeneration(unittest.TestCase):
     def setUp(self):
         pass
 
     def test_bibtex_generates_correctly(self):
         citations = []
-        citations.append(Citation("article", "1",
-        {
-            "author": "1",
-            "title": "1",
-            "year": "1",
-            "journal": "1"
-        }))
-        citations.append(Citation("article", "2",
-        {
-            "author": "2",
-            "title": "2",
-            "year": "2",
-            "journal": "2"
-        }))
+        citations.append(
+            Citation(
+                "article",
+                "1",
+                {"author": "1", "title": "1", "year": "1", "journal": "1"},
+            )
+        )
+        citations.append(
+            Citation(
+                "article",
+                "2",
+                {"author": "2", "title": "2", "year": "2", "journal": "2"},
+            )
+        )
 
         bibtex = generate_bibtex(citations)
 
@@ -29,14 +30,14 @@ def test_bibtex_generates_correctly(self):
 \tauthor = {1},
 \ttitle = {1},
 \tyear = {1},
-\tjournal = {1},
+\tjournal = {1}
 }
 
 @article{2,
 \tauthor = {2},
 \ttitle = {2},
 \tyear = {2},
-\tjournal = {2},
+\tjournal = {2}
 }
 
 """
diff --git a/src/util.py b/src/util.py
index 2e57d9d..1252169 100644
--- a/src/util.py
+++ b/src/util.py
@@ -40,7 +40,8 @@ def generate_bibtex(citations: list[Citation]):
         bibtex += f"@{citation.citation_type}{{{citation.citation_key},\n"
         for field_name, field_value in citation.fields.items():
             bibtex += f"\t{field_name} = {{{field_value}}},\n"
-        bibtex += "}\n\n"
+        bibtex = bibtex[:-2]
+        bibtex += "\n}\n\n"
 
     return bibtex