diff --git a/grammar.js b/grammar.js
index 347dc01..c036d02 100644
--- a/grammar.js
+++ b/grammar.js
@@ -28,6 +28,7 @@ const PRECS = {
   infix_operations: 9,
   nil_coalescing: 8,
   check: 7,
+  prefix_operations: 7,
   comparison: 6,
   postfix_operations: 6,
   equality: 5,
@@ -54,7 +55,6 @@ const PRECS = {
   range_suffix: -2,
   ternary_binary_suffix: -2,
   await: -2,
-  prefix_operations: -2,
   assignment: -3,
   comment: -3,
   lambda: -3,
@@ -512,7 +512,7 @@ module.exports = grammar({
         )
       ),
     navigation_expression: ($) =>
-      prec.right(
+      prec.left(
         PRECS.navigation,
         seq(
           field("target", choice($._navigable_type_expression, $._expression)),
diff --git a/test/corpus/expressions.txt b/test/corpus/expressions.txt
index 571a05b..a77aa17 100755
--- a/test/corpus/expressions.txt
+++ b/test/corpus/expressions.txt
@@ -1217,24 +1217,3 @@ foo()
     (call_suffix
       (value_arguments)))
   (fully_open_range))
-
-================================================================================
-Negated prefix expressions
-================================================================================
-let test = !Enum.case.variable
-
---------------------------------------------------------------------------------
-
-(source_file
-  (property_declaration
-    (pattern
-      (simple_identifier))
-    (prefix_expression
-      (bang)
-      (navigation_expression
-        (navigation_expression
-          (simple_identifier)
-          (navigation_suffix
-            (simple_identifier)))
-        (navigation_suffix
-          (simple_identifier))))))