1 files changed, 4 insertions, 0 deletions

diff --git a/src/grammar.ron b/src/grammar.ron
index 0a79eeb95..67022b296 100644
--- a/src/grammar.ron
+++ b/src/grammar.ron
@@ -37,6 +37,10 @@ Grammar(
         ["!=", "NEQ"],
         ["-", "MINUS"],
         ["->", "THIN_ARROW"],
+        ["<=", "LTEQ"],
+        [">=", "GTEQ"],
+        ["+=", "PLUSEQ"],
+        ["-=", "MINUSEQ"],
     ],
     keywords: [
         "use",