diff --git a/.gitignore b/.gitignore
index 56c96cc..f713a5c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,4 +35,4 @@ retropikzel/pffi/version/main.rkt
 *.rkt
 site
 test
-schubert
+snow
diff --git a/retropikzel/r7rs-pffi.chicken.scm b/retropikzel/r7rs-pffi/chicken.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.chicken.scm
rename to retropikzel/r7rs-pffi/chicken.scm
diff --git a/retropikzel/r7rs-pffi.cyclone.scm b/retropikzel/r7rs-pffi/cyclone.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.cyclone.scm
rename to retropikzel/r7rs-pffi/cyclone.scm
diff --git a/retropikzel/r7rs-pffi.gambit.scm b/retropikzel/r7rs-pffi/gambit.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.gambit.scm
rename to retropikzel/r7rs-pffi/gambit.scm
diff --git a/retropikzel/r7rs-pffi.gerbil.scm b/retropikzel/r7rs-pffi/gerbil.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.gerbil.scm
rename to retropikzel/r7rs-pffi/gerbil.scm
diff --git a/retropikzel/r7rs-pffi.guile.scm b/retropikzel/r7rs-pffi/guile.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.guile.scm
rename to retropikzel/r7rs-pffi/guile.scm
diff --git a/retropikzel/r7rs-pffi.kawa.scm b/retropikzel/r7rs-pffi/kawa.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.kawa.scm
rename to retropikzel/r7rs-pffi/kawa.scm
diff --git a/retropikzel/r7rs-pffi.main.scm b/retropikzel/r7rs-pffi/main.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.main.scm
rename to retropikzel/r7rs-pffi/main.scm
diff --git a/retropikzel/r7rs-pffi.racket.scm b/retropikzel/r7rs-pffi/racket.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.racket.scm
rename to retropikzel/r7rs-pffi/racket.scm
diff --git a/retropikzel/r7rs-pffi.sagittarius.scm b/retropikzel/r7rs-pffi/sagittarius.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.sagittarius.scm
rename to retropikzel/r7rs-pffi/sagittarius.scm
diff --git a/retropikzel/r7rs-pffi.stklos.scm b/retropikzel/r7rs-pffi/stklos.scm
similarity index 100%
rename from retropikzel/r7rs-pffi.stklos.scm
rename to retropikzel/r7rs-pffi/stklos.scm