diff --git a/2000/natori/README.md b/2000/natori/README.md
index eee43204e..9310e957b 100644
--- a/2000/natori/README.md
+++ b/2000/natori/README.md
@@ -12,6 +12,12 @@ Japan
 make
 ```
 
+[Cody Boone Ferguson](/winners.html#Cody_Boone_Ferguson) fixed this so that it
+works with modern compilers. Depending on the compiler it would either segfault
+when run or not compile at all (gcc and clang respectively). Thank you Cody for
+your assistance!
+
+
 ### To run:
 
 ```sh
diff --git a/2000/natori/natori.c b/2000/natori/natori.c
index bf22285d2..8f0c7ac16 100644
--- a/2000/natori/natori.c
+++ b/2000/natori/natori.c
@@ -1 +1,4 @@
-double l;main(int _,char**o,char**O){return putchar((_--+22&&_+44&&main(_,-43,_),_&&(int)o)?(main(-43,++(int)o,(int)O),((l=((int)o+21)/sqrt(3-(int)O*22-(int)O*(int)O),l*l<4&&(fabs(((time(0)-607728)%2551443)/405859.-4.7+acos(l/2))<1.57))[" #"])):10);}
+double l;
+int moon(int _, int o, int O){
+return putchar((_--+22&&_+44&&main(_,-43,_),_&&(int)o)?(main(-43,(int)++o,(int)O),((l=((int)o+21)/sqrt(3-(int)O*22-(int)O*(int)O),l*l<4&&(fabs(((time(0)-607728)%2551443)/405859.-4.7+acos(l/2))<1.57))[" #"])):10);}
+main(int _,char**o,char**O){return moon(_, (int)o, (int)O); }