diff --git a/src/main/java/net/kemitix/gitdb/impl/GitDBTransactionImpl.java b/src/main/java/net/kemitix/gitdb/impl/GitDBTransactionImpl.java
index a71f5ab..0a16247 100644
--- a/src/main/java/net/kemitix/gitdb/impl/GitDBTransactionImpl.java
+++ b/src/main/java/net/kemitix/gitdb/impl/GitDBTransactionImpl.java
@@ -44,8 +44,8 @@ class GitDBTransactionImpl implements GitDBTransaction {
     }
 
     @Override
-    public Optional<String> get(String key) {
-        return Optional.empty();
+    public Optional<String> get(String key) throws IOException {
+        return branch.get(key);
     }
 
     @Override
diff --git a/src/test/java/net/kemitix/gitdb/test/GitDBTest.java b/src/test/java/net/kemitix/gitdb/test/GitDBTest.java
index cb00ece..974a65d 100644
--- a/src/test/java/net/kemitix/gitdb/test/GitDBTest.java
+++ b/src/test/java/net/kemitix/gitdb/test/GitDBTest.java
@@ -246,7 +246,7 @@ class GitDBTest implements WithAssertions {
 
     // When getting a key that does exist then the value is returned inside an Optional
     @Test
-    void getValue_whenExists_thenReturnValueInOptional() throws IOException, ClassNotFoundException {
+    void getKey_whenExists_thenReturnValueInOptional() throws IOException, ClassNotFoundException {
         //given
         final String key = stringSupplier.get();
         final String value = stringSupplier.get();
@@ -434,6 +434,20 @@ class GitDBTest implements WithAssertions {
         assertThat(formatVersion).contains(GitDB.VERSION);
     }
 
+    // When get key/value in a transaction then the value is returned
+    @Test
+    void getKey_whenTransaction_thenReturnValueInOptional() throws IOException {
+        //given
+        final String key = stringSupplier.get();
+        final String value = stringSupplier.get();
+        final GitDBBranch gitDBBranch = gitDBBranchWithKeyValue(key, value);
+        final GitDBTransaction transaction = gitDBBranch.transaction();
+        //when
+        final Optional<String> result = transaction.get(key);
+        //then
+        assertThat(result).contains(value);
+    }
+
     // Given a GitDbTransaction handle with a added, updated and removed keys
     // When closing the transaction an GitDbBranch is returned
     // When closing the transaction the added key/value is found