diff --git a/themes/bobthefish/fish_prompt.fish b/themes/bobthefish/fish_prompt.fish
index 9daefdc06ae7bdc4614abebaa37c4cc85ee51000..8939440da649f88dcf6a8fbbd2b80a93a0e2c48b 100644
--- a/themes/bobthefish/fish_prompt.fish
+++ b/themes/bobthefish/fish_prompt.fish
@@ -351,9 +351,9 @@ end
 function __bobthefish_prompt_rubies -d 'Display current Ruby (rvm/rbenv)'
   [ "$theme_display_ruby" = 'no' ]; and return
   set -l ruby_version
-  if type rvm-prompt >/dev/null
+  if type rvm-prompt >/dev/null 2>&1
     set ruby_version (rvm-prompt i v g)
-  else if type rbenv >/dev/null
+  else if type rbenv >/dev/null 2>&1
     set ruby_version (rbenv version-name)
     # Don't show global ruby version...
     [ "$ruby_version" = (rbenv global) ]; and return