diff --git a/runtime/spell/en.utf-8.spl b/runtime/spell/en.utf-8.spl
index 250d425..1a39de1 100644
--- a/runtime/spell/en.utf-8.spl
+++ b/runtime/spell/en.utf-8.spl
Binary files differ
diff --git a/runtime/spell/en.utf-8.sug b/runtime/spell/en.utf-8.sug
index 70bd9a2..1add0c6 100644
--- a/runtime/spell/en.utf-8.sug
+++ b/runtime/spell/en.utf-8.sug
Binary files differ
diff --git a/runtime/spell/hu/main.aap b/runtime/spell/hu/main.aap
index 3890b1e..629a4ec 100644
--- a/runtime/spell/hu/main.aap
+++ b/runtime/spell/hu/main.aap
@@ -7,19 +7,20 @@
     :progsearch VIM vim
 
 SPELLDIR = ..
+VIMRC = ../spell.vim
 FILES    = hu_HU.aff hu_HU.dic
 
 all: $SPELLDIR/hu.iso-8859-2.spl $SPELLDIR/hu.utf-8.spl \
         $SPELLDIR/hu.cp1250.spl ../README_hu.txt
 
 $SPELLDIR/hu.iso-8859-2.spl : $FILES
-        :sys env LANG=hu_HU.ISO8859-2 $VIM -u NONE -e -c "mkspell! $SPELLDIR/hu hu_HU" -c q
+        :sys env LANG=hu_HU.ISO8859-2 $VIM -u $VIMRC -e -c "mkspell! $SPELLDIR/hu hu_HU" -c q
 
 $SPELLDIR/hu.utf-8.spl : $FILES
-        :sys env LANG=hu_HU.UTF-8 $VIM -u NONE -e -c "mkspell! $SPELLDIR/hu hu_HU" -c q
+        :sys env LANG=hu_HU.UTF-8 $VIM -u $VIMRC -e -c "mkspell! $SPELLDIR/hu hu_HU" -c q
 
 $SPELLDIR/hu.cp1250.spl : $FILES
-        :sys $VIM -u NONE -e -c "set enc=cp1250" -c "mkspell! $SPELLDIR/hu hu_HU" -c q
+        :sys $VIM -u $VIMRC -e -c "set enc=cp1250" -c "mkspell! $SPELLDIR/hu hu_HU" -c q
 
 ../README_hu.txt: README_hu_HU.txt
         :copy $source $target
diff --git a/runtime/spell/spell.vim b/runtime/spell/spell.vim
new file mode 100644
index 0000000..375b088
--- /dev/null
+++ b/runtime/spell/spell.vim
@@ -0,0 +1,4 @@
+" Settings for when generating spellfiles.
+"
+" Assume we have 2 Gbyte RAM available.
+set mkspellmem=1800000,6000,1600