diff --git a/bakefile.jar b/bakefile.jar
index d445db8..589b110 100644
Binary files a/bakefile.jar and b/bakefile.jar differ
diff --git a/src/fr/monlouyan/bakefile/BakefileParser.java b/src/fr/monlouyan/bakefile/BakefileParser.java
index 4bf89c2..61bf21d 100644
--- a/src/fr/monlouyan/bakefile/BakefileParser.java
+++ b/src/fr/monlouyan/bakefile/BakefileParser.java
@@ -80,7 +80,13 @@ public class BakefileParser {
                     }
     
                     currentTarget = targetMatcher.group(1);
-                    dependencies = new ArrayList<>(Arrays.asList(targetMatcher.group(2).trim().split("\\s+")));
+                    String depStr = targetMatcher.group(2).trim();
+                    dependencies = depStr.isEmpty() ? new ArrayList<>() : new ArrayList<>(Arrays.asList(depStr.split("\\s+")));
+                    
+                    if (currentTarget.equals("clean")) {
+                        phonyTargets.add(currentTarget);
+                    }
+                    
                     commands = new ArrayList<>();
                 } else if (commandMatcher.matches()) {
                     commands.add(commandMatcher.group(1));
diff --git a/src/fr/monlouyan/bakefile/CommandExecutor.java b/src/fr/monlouyan/bakefile/CommandExecutor.java
index 65b6645..d3ed16d 100644
--- a/src/fr/monlouyan/bakefile/CommandExecutor.java
+++ b/src/fr/monlouyan/bakefile/CommandExecutor.java
@@ -38,12 +38,39 @@ public class CommandExecutor {
                     if (debug) System.out.println("Debug: Executing " + command);
                     ProcessBuilder pb = new ProcessBuilder("sh", "-c", command);
                     Process process = pb.start();
+
+                    // Lire et afficher la sortie standard (stdout)
+                    new Thread(() -> {
+                        try (var reader = new java.io.BufferedReader(new java.io.InputStreamReader(process.getInputStream()))) {
+                            String line;
+                            while ((line = reader.readLine()) != null) {
+                                System.out.println(line);
+                            }
+                        } catch (IOException e) {
+                            e.printStackTrace();
+                        }
+                    }).start();
+
+                    // Lire et afficher la sortie d'erreur (stderr)
+                    new Thread(() -> {
+                        try (var reader = new java.io.BufferedReader(new java.io.InputStreamReader(process.getErrorStream()))) {
+                            String line;
+                            while ((line = reader.readLine()) != null) {
+                                System.err.println(line);
+                            }
+                        } catch (IOException e) {
+                            e.printStackTrace();
+                        }
+                    }).start();
+
+                    // Attendre la fin du processus
                     int exitCode = process.waitFor();
-                    
+
                     if (exitCode != 0) {
-                        System.err.println("Error executing " + rule.getName());
-                        System.exit(1);
+                        System.err.println("bake: *** [" + rule.getName() + "] Error " + exitCode);
+                        System.exit(exitCode);
                     }
+
                 } catch (IOException | InterruptedException e) {
                     e.printStackTrace();
                     System.exit(1);
diff --git a/src/fr/monlouyan/bakefile/Rule.java b/src/fr/monlouyan/bakefile/Rule.java
index 6fa61b6..0b1b01c 100644
--- a/src/fr/monlouyan/bakefile/Rule.java
+++ b/src/fr/monlouyan/bakefile/Rule.java
@@ -104,7 +104,8 @@ public class Rule {
     
         for (String dependency : dependencies) {
             File depFile = new File(dependency);
-            if (!depFile.exists()) {
+            
+            if (!depFile.exists() && !dependency.isEmpty()) {
                 System.out.println("bake: *** No rule to make target '" + dependency + "', needed by '" + name + "'.  Stop.");
                 System.exit(1);
             }
diff --git a/tests/C/test-01-from-nothing/Bakefile b/tests/C/test-01-from-nothing/Bakefile
index 35bfebb..2d7c69f 100644
--- a/tests/C/test-01-from-nothing/Bakefile
+++ b/tests/C/test-01-from-nothing/Bakefile
@@ -1,4 +1,5 @@
-FLAGS = -ansi -pedabtic
-
 main: main.c
-    gcc -o main main.c
\ No newline at end of file
+    gcc -o main main.c
+
+clean: 
+	rm main
\ No newline at end of file
diff --git a/tests/C/test-01-from-nothing/Makefile b/tests/C/test-01-from-nothing/Makefile
new file mode 100644
index 0000000..4845081
--- /dev/null
+++ b/tests/C/test-01-from-nothing/Makefile
@@ -0,0 +1,5 @@
+main: main.c
+	gcc -o main main.c
+
+clean: 
+	rm main
\ No newline at end of file
diff --git a/tests/bakefile.jar b/tests/bakefile.jar
index d445db8..589b110 100644
Binary files a/tests/bakefile.jar and b/tests/bakefile.jar differ