diff --git a/src/main/java/org/lab41/dendrite/web/controller/BranchController.java b/src/main/java/org/lab41/dendrite/web/controller/BranchController.java
index bc2eeaa..915c664 100644
--- a/src/main/java/org/lab41/dendrite/web/controller/BranchController.java
+++ b/src/main/java/org/lab41/dendrite/web/controller/BranchController.java
@@ -22,6 +22,8 @@
 import org.springframework.core.task.TaskExecutor;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BindingResult;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -355,6 +357,8 @@ public ResponseEntity<Map<String, Object>> getCurrentBranch(@PathVariable String
 
     @RequestMapping(value = "/projects/{projectId}/current-branch/commit", method = RequestMethod.POST)
     public ResponseEntity<Map<String, Object>> commitBranch(@PathVariable String projectId) throws GitAPIException, IOException {
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
+
         Map<String, Object> response = new HashMap<>();
 
         MetaGraphTx tx = metaGraphService.newTransaction();
@@ -381,7 +385,7 @@ public ResponseEntity<Map<String, Object>> commitBranch(@PathVariable String pro
             Git git = historyService.projectGitRepository(projectMetadata);
             try {
                 git.commit()
-                        .setAuthor("user", "user@example.com")
+                        .setAuthor(authentication.getName(), "")
                         .setMessage("commit")
                         .call();
             } finally {
diff --git a/src/main/java/org/lab41/dendrite/web/controller/GraphExportController.java b/src/main/java/org/lab41/dendrite/web/controller/GraphExportController.java
index da257ba..7250103 100644
--- a/src/main/java/org/lab41/dendrite/web/controller/GraphExportController.java
+++ b/src/main/java/org/lab41/dendrite/web/controller/GraphExportController.java
@@ -36,6 +36,8 @@
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BindingResult;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -118,6 +120,7 @@ public ResponseEntity<byte[]> export(@PathVariable String graphId,
     public ResponseEntity<Map<String, Object>> save(@PathVariable String graphId,
                                                     @Valid GraphExportBean item,
                                                     BindingResult result) throws IOException, GitAPIException {
+        Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
 
         Map<String, Object> response = new HashMap<>();
 
@@ -180,7 +183,7 @@ public ResponseEntity<Map<String, Object>> save(@PathVariable String graphId,
                         .call();
 
                 git.commit()
-                        .setAuthor("user", "user@example.com")
+                        .setAuthor(authentication.getName(), "")
                         .setMessage("commit")
                         .call();
             } finally {