diff --git a/flap/src/hopix/hopixParser.mly b/flap/src/hopix/hopixParser.mly
index 92772d3..cd1cec1 100644
--- a/flap/src/hopix/hopixParser.mly
+++ b/flap/src/hopix/hopixParser.mly
@@ -21,6 +21,7 @@
 %left LPAREN
 %left let1
 
+
 %left FUN
 %left STRING
 %left INT CID CHAR WHILE
@@ -44,6 +45,7 @@
 %left SLASH STAR
 
 %left fun1
+%left app1
 
 
 %%
@@ -343,7 +345,7 @@ expression:
     Fun(FunctionDefinition(p, e))
   }
 /* Application */
-| e1=located(expression) e2=located(expression) {
+| e1=located(expression) e2=located(expression) %prec app1 {
     Apply(e1, e2)
   }