diff --git a/IMPLS.yml b/IMPLS.yml
index e660ed7626..b9b15dbc41 100644
--- a/IMPLS.yml
+++ b/IMPLS.yml
@@ -92,6 +92,7 @@ IMPL:
   - {IMPL: scheme, scheme_MODE: sagittarius}
   - {IMPL: scheme, scheme_MODE: cyclone}
 # - {IMPL: scheme, scheme_MODE: foment}
+  - {IMPL: scheme, scheme_MODE: guile}
   - {IMPL: skew}
   - {IMPL: sml, sml_MODE: polyml}
   - {IMPL: sml, sml_MODE: mlton}
diff --git a/Makefile.impls b/Makefile.impls
index f126bc7612..ace0a88939 100644
--- a/Makefile.impls
+++ b/Makefile.impls
@@ -20,7 +20,7 @@ d_MODE = gdc
 haxe_MODE = neko
 # octave or matlab
 matlab_MODE = octave
-# scheme (chibi, kawa, gauche, chicken, sagittarius, cyclone, foment)
+# scheme (chibi, kawa, gauche, chicken, sagittarius, cyclone, foment, guile)
 scheme_MODE = chibi
 # sml (polyml, mlton, mosml)
 sml_MODE = polyml
@@ -104,6 +104,7 @@ scheme_STEP_TO_PROG_chicken     = impls/scheme/$($(1))
 scheme_STEP_TO_PROG_sagittarius = impls/scheme/$($(1)).scm
 scheme_STEP_TO_PROG_cyclone     = impls/scheme/$($(1))
 scheme_STEP_TO_PROG_foment      = impls/scheme/$($(1)).scm
+scheme_STEP_TO_PROG_guile       = impls/scheme/$($(1)).scm
 
 # Map of step (e.g. "step8") to executable file for that step
 ada_STEP_TO_PROG =           impls/ada/$($(1))
diff --git a/README.md b/README.md
index 35f3a7dbb6..f9902832d0 100644
--- a/README.md
+++ b/README.md
@@ -1061,7 +1061,7 @@ scala -classpath target/scala*/classes stepX_YYY
 
 The Scheme implementation of MAL has been tested with Chibi-Scheme
 0.10, Kawa 3.1.1, Gauche 0.9.6, CHICKEN 5.1.0, Sagittarius 0.9.7,
-Cyclone 0.32.0 (Git version) and Foment 0.4 (Git version).  You should
+Cyclone 0.32.0 (Git version), Foment 0.4 (Git version) and Guile 3.0.1.  You should
 be able to get it running on other conforming R7RS implementations
 after figuring out how libraries are loaded and adjusting the
 `Makefile` and `run` script accordingly.
@@ -1085,6 +1085,8 @@ make cyclone
 scheme_MODE=cyclone ./run
 # foment
 scheme_MODE=foment ./run
+# guile
+scheme_MODE=guile ./run
 ```
 
 ### Skew ###
diff --git a/docs/graph/base_data.yaml b/docs/graph/base_data.yaml
index 3ff703d35a..9206144f2c 100644
--- a/docs/graph/base_data.yaml
+++ b/docs/graph/base_data.yaml
@@ -70,7 +70,7 @@ languages:
   - [ruby          , Ruby             , OTHER  , Dynamic    , []]
   - [rust          , Rust             , C      , Static     , []]
   - [scala         , Scala            , C      , Static     , []]
-  - [scheme        , Scheme (R7RS)    , Lisp   , Dynamic    , [chibi,kawa,gauche,chicken,sagittarius,cyclone,foment]]
+  - [scheme        , Scheme (R7RS)    , Lisp   , Dynamic    , [chibi,kawa,gauche,chicken,sagittarius,cyclone,foment,guile]]
   - [skew          , Skew             , OTHER  , Static     , []]
   - [swift         , Swift 2          , C      , Static     , []]
   - [swift3        , Swift 3          , C      , Static     , []]