diff --git a/bashrc b/bashrc
index 72b0d398..70cd5708 100644
--- a/bashrc
+++ b/bashrc
@@ -136,6 +136,9 @@ fi
 # Don't check for mail!
 unset MAILCHECK
 
+# Enable core files.
+ulimit -c unlimited
+
 # .environment
 if [ -f ~/.environment ]; then
     source ~/.environment
diff --git a/zshrc b/zshrc
index de07acf3..7f00bb81 100644
--- a/zshrc
+++ b/zshrc
@@ -58,6 +58,9 @@ zstyle ':completion:*:kill:*' command 'ps -u $USER -o pid,%cpu,tty,cputime,cmd'
 # Don't check for mail!
 unset MAILCHECK
 
+# Enable core files
+ulimit -c unlimited
+
 # .environment
 if [ -f ~/.environment ]; then
     source ~/.environment