diff --git a/fish/.config/fish/functions/ddl.fish b/fish/.config/fish/functions/ddl.fish
new file mode 100644
index 0000000..6f24339
--- /dev/null
+++ b/fish/.config/fish/functions/ddl.fish
@@ -0,0 +1,3 @@
+function ddl --description 'List dynamic library dependencies'
+    ldd (which $argv)
+end