diff --git a/Aufgaben/04_Branches b/Aufgaben/04_Branches
deleted file mode 100644
index 311c8dd..0000000
--- a/Aufgaben/04_Branches
+++ /dev/null
@@ -1 +0,0 @@
-PLACEHOLDER
\ No newline at end of file
diff --git a/Aufgaben/04_Branches.md b/Aufgaben/04_Branches.md
new file mode 100644
index 0000000..4f2e970
--- /dev/null
+++ b/Aufgaben/04_Branches.md
@@ -0,0 +1 @@
+PLACEHOLDER