diff --git a/functions/_fifc.fish b/functions/_fifc.fish
index a405dcc..3fa3c5c 100644
--- a/functions/_fifc.fish
+++ b/functions/_fifc.fish
@@ -1,4 +1,5 @@
 function _fifc
+    set -f --export SHELL (command --search fish)
     set -l result
     set -Ux _fifc_extract_regex
     set -gx _fifc_complist_path (string join '' (mktemp) "_fifc")