diff --git a/contrib/40.srfi/nitro.mk b/contrib/40.srfi/nitro.mk
index c5fcc36d..e0e2a63e 100644
--- a/contrib/40.srfi/nitro.mk
+++ b/contrib/40.srfi/nitro.mk
@@ -1,5 +1,6 @@
-CONTRIB_INITS += socket
+CONTRIB_INITS += features socket
 CONTRIB_LIBS += \
+	contrib/40.srfi/srfi/0.scm\
 	contrib/40.srfi/srfi/1.scm\
 	contrib/40.srfi/srfi/8.scm\
 	contrib/40.srfi/srfi/17.scm\
@@ -9,7 +10,9 @@ CONTRIB_LIBS += \
 	contrib/40.srfi/srfi/95.scm\
 	contrib/40.srfi/srfi/106.scm\
 	contrib/40.srfi/srfi/111.scm
-CONTRIB_SRCS += contrib/40.srfi/src/106.c
+CONTRIB_SRCS += \
+	contrib/40.srfi/src/0.c\
+	contrib/40.srfi/src/106.c
 CONTRIB_TESTS += test-srfi
 
 test-srfi: bin/picrin
diff --git a/contrib/40.srfi/src/0.c b/contrib/40.srfi/src/0.c
new file mode 100644
index 00000000..6d6124bc
--- /dev/null
+++ b/contrib/40.srfi/src/0.c
@@ -0,0 +1,16 @@
+#include "picrin.h"
+
+void
+pic_init_features(pic_state *pic)
+{
+    pic_add_feature(pic, "srfi-0");
+    pic_add_feature(pic, "srfi-1");
+    pic_add_feature(pic, "srfi-8");
+    pic_add_feature(pic, "srfi-17");
+    pic_add_feature(pic, "srfi-26");
+    pic_add_feature(pic, "srfi-43");
+    pic_add_feature(pic, "srfi-60");
+    pic_add_feature(pic, "srfi-95");
+    pic_add_feature(pic, "srfi-106");
+    pic_add_feature(pic, "srfi-111");
+}
diff --git a/contrib/40.srfi/srfi/0.scm b/contrib/40.srfi/srfi/0.scm
new file mode 100644
index 00000000..bb1a90fb
--- /dev/null
+++ b/contrib/40.srfi/srfi/0.scm
@@ -0,0 +1,3 @@
+(define-library (srfi 0)
+  (import (scheme base))
+  (export cond-expand))