diff --git a/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4 b/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4
index 4a8adde..43fdc79 100644
--- a/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4
+++ b/src/main/antlr4/de/hsrm/compiler/Klang/Klang.g4
@@ -5,11 +5,11 @@ parse
   ;
 
 block
-  : statement*
+  : statement+
   ;
 
 braced_block
-  : OBRK statement* CBRK
+  : OBRK statement+ CBRK
   ;
 
 statement