diff --git a/fish/functions/fish_trace.fish b/fish/functions/fish_trace.fish
new file mode 100644
index 0000000..9b85083
--- /dev/null
+++ b/fish/functions/fish_trace.fish
@@ -0,0 +1,9 @@
+function fish_trace --description 'Toggle fish function tracing'
+    if not set --query fish_trace
+        echo 'Enabling fish function tracing...'
+        set --global fish_trace 1
+    else
+        echo 'Disabling fish function tracing...'
+        set --erase fish_trace
+    end
+end