diff --git a/src/main/java/net/kemitix/gitdb/impl/GitDBRepo.java b/src/main/java/net/kemitix/gitdb/impl/GitDBRepo.java
index 20e759e..36841d3 100644
--- a/src/main/java/net/kemitix/gitdb/impl/GitDBRepo.java
+++ b/src/main/java/net/kemitix/gitdb/impl/GitDBRepo.java
@@ -85,7 +85,7 @@ class GitDBRepo {
     ) {
         final GitTreeReader treeFilter = new GitTreeReader(repository).treeFilter(key);
         return streamTree(branchRef, treeFilter).flatMap(s ->
-                Result.invert(s.findFirst()
+                Result.swap(s.findFirst()
                         .map(NamedRevBlob::blobAsString)
                         .map(Maybe::just)
                         .orElseGet(Maybe::nothing)));
diff --git a/src/main/java/net/kemitix/gitdb/impl/LocalGitDBImpl.java b/src/main/java/net/kemitix/gitdb/impl/LocalGitDBImpl.java
index 6ac5c17..fac9502 100644
--- a/src/main/java/net/kemitix/gitdb/impl/LocalGitDBImpl.java
+++ b/src/main/java/net/kemitix/gitdb/impl/LocalGitDBImpl.java
@@ -114,7 +114,7 @@ final class LocalGitDBImpl implements GitDB, LocalGitDB {
     public Result<Maybe<GitDBBranch>> branch(final String name) {
         return Result.flatMapMaybe(
                 Result.of(() -> Maybe.maybe(repository.findRef(name))),
-                refMaybe -> Result.invert(refMaybe.map(branchInit)));
+                refMaybe -> Result.swap(refMaybe.map(branchInit)));
     }
 
 }