diff --git a/misc/fuel/factor-mode.el b/misc/fuel/factor-mode.el
index 938e33a996..68f4883c17 100644
--- a/misc/fuel/factor-mode.el
+++ b/misc/fuel/factor-mode.el
@@ -449,6 +449,7 @@ these lines in your .emacs:
     ,(factor-syntax factor-declaration-words-regex '("C"))
     ,(factor-syntax factor-word-definition-regex '("P" "W"))
     ,(factor-syntax (syntax-and-2-symbols '("ALIAS")) '("P" "W" "W"))
+    ,(factor-syntax (syntax-and-2-symbols '("LOG")) '("P" "W" ""))
     ,(factor-syntax (syntax-and-1-symbol '("ALIEN" "CHAR" "NAN")) '("P" "CT"))
     ,(factor-syntax factor-types-lines-regex '("P" "T"))
     ,(factor-syntax factor-integer-regex '("N"))
@@ -479,14 +480,18 @@ these lines in your .emacs:
      (2 'factor-font-lock-type-name)
      (3 'factor-font-lock-parsing-word nil t)
      (4 'factor-font-lock-type-name nil t)
-     ;; A slot is either a single symbol or a sequence along the
-     ;; lines: { foo initial: "bar }
+     ;; This allows three different slot styles:
+     ;; 1) foo 2) { foo initial: 123 } 3) { foo initial: { 123 } }
      (,(format
-        "\\(?:{[ \n]+%s[^}]+\\)}\\|%s" symbol symbol)
+        "{%s%s[^}]+}%s}\\|{%s%s[^}]+}\\|%s"
+        ws+ symbol ws+
+        ws+ symbol
+        symbol)
       (factor-find-end-of-def)
       nil
       (1 'factor-font-lock-symbol nil t)
-      (2 'factor-font-lock-symbol nil t)))
+      (2 'factor-font-lock-symbol nil t)
+      (3 'factor-font-lock-symbol nil t)))
     ,(factor-syntax factor-predicate-regex '("P" "T" "P" "T"))
     ;; Highlights alien function definitions. Types in stack effect
     ;; declarations are given a bold face.
diff --git a/misc/fuel/factor-smie.el b/misc/fuel/factor-smie.el
index 2061cbdc1a..1db1495acd 100644
--- a/misc/fuel/factor-smie.el
+++ b/misc/fuel/factor-smie.el
@@ -24,7 +24,7 @@
     "FROM" "FUNCTION:" "FUNCTION-ALIAS:"
     "INTERSECTION:"
     "M" "M:" "MACRO" "MACRO:"
-    "MAIN-WINDOW:" "MEMO" "MEMO:" "METHOD"
+    "MAIN-WINDOW" "MEMO" "MEMO:" "METHOD"
     "SYNTAX"
     "PREDICATE" "PRIMITIVE" "PROTOCOL"
     "SINGLETONS"
diff --git a/misc/fuel/fuel-tests.el b/misc/fuel/fuel-tests.el
index 50af163d31..4b13a89185 100644
--- a/misc/fuel/fuel-tests.el
+++ b/misc/fuel/fuel-tests.el
@@ -52,5 +52,6 @@
              (fuel-help--find-in))
            "foob")))
 
+;; fuel-xref
 (ert-deftest fuel-xref-name ()
   (should (equal (buffer-name (fuel-xref--buffer)) "*fuel xref*")))
diff --git a/misc/fuel/strange-syntax.factor b/misc/fuel/strange-syntax.factor
index 40e608f92b..21f0cbd3ae 100644
--- a/misc/fuel/strange-syntax.factor
+++ b/misc/fuel/strange-syntax.factor
@@ -1,8 +1,6 @@
 USING: accessors ;
 IN: strange
 
-TUPLE: oh\no { and/again initial: "meh" } ;
-
 ! FUEL Syntax Demo
 !
 ! The purpose of this file is to test that corner cases are
@@ -12,11 +10,12 @@ TUPLE: oh\no { and/again initial: "meh" } ;
 USING: alien.syntax kernel math ;
 IN: strange-syntax
 
-TUPLE: a-tuple slot1 slot2 { slot3 integer } ;
+TUPLE: a-tuple slot1 slot2 { slot3 integer } { slot4 initial: "hi" } ;
   TUPLE: second-one ;
 
     USING: tools.test ;
 
+TUPLE: initial-array { slot2 initial: { 123 } } slot3 ;
 
 ! ! Strings
 "containing \"escapes" drop
@@ -37,6 +36,8 @@ TUPLE: tup
 : slash\hack ( m -- y )
     get\it>> dup >>get\it ;
 
+LOG: what ever
+
 TUPLE: oh\no { and/again initial: "meh" } ;
 
 ! As are quotes