diff --git a/norminette/rules/is_function_call.py b/norminette/rules/is_function_call.py
index fcdcdc2..38ef1ff 100644
--- a/norminette/rules/is_function_call.py
+++ b/norminette/rules/is_function_call.py
@@ -128,7 +128,9 @@ def run(self, context):
                     expected = "SEMI_COLON"
                 else:
                     expected = SEPARATORS
-                while not context.check_token(i, expected):
+                while (not context.check_token(i, expected)
+                       and context.peek_token(i) is not None
+                       ):
                     i += 1
                 i += 1
                 i = context.eol(i)