diff --git a/zsh/00_options b/zsh/00_options
index f5b1bae..6a7f0d3 100755
--- a/zsh/00_options
+++ b/zsh/00_options
@@ -2,7 +2,9 @@
 WORDCHARS=''
 
 # disable core dumps
-limit coredumpsize 0
+if ( limit coredumpsize >/dev/null 2>&1) ; then
+    limit coredumpsize 0
+fi
 
 # clear on exit
 trap clear 0