7 files changed, 12 insertions, 6 deletions
diff --git a/ext/-test-/bignum/big2str.c b/ext/-test-/bignum/big2str.c
index ce71fe37e2..ec4bde2915 100644
--- a/ext/-test-/bignum/big2str.c
+++ b/ext/-test-/bignum/big2str.c
@@ -1,4 +1,3 @@
-#include "ruby.h"
 #include "internal.h"
 
 static VALUE
diff --git a/ext/-test-/bignum/bigzero.c b/ext/-test-/bignum/bigzero.c
index a3bf8af459..35117db7ae 100644
--- a/ext/-test-/bignum/bigzero.c
+++ b/ext/-test-/bignum/bigzero.c
@@ -1,4 +1,3 @@
-#include "ruby.h"
 #include "internal.h"
 
 static VALUE
diff --git a/ext/-test-/bignum/depend b/ext/-test-/bignum/depend
index 8f1660cbe3..b960ff59ee 100644
--- a/ext/-test-/bignum/depend
+++ b/ext/-test-/bignum/depend
@@ -67,4 +67,16 @@ str2big.o: $(hdrdir)/ruby/missing.h
 str2big.o: $(hdrdir)/ruby/ruby.h
 str2big.o: $(hdrdir)/ruby/st.h
 str2big.o: $(hdrdir)/ruby/subst.h
+big2str.o: $(hdrdir)/ruby/encoding.h
+big2str.o: $(hdrdir)/ruby/oniguruma.h
+bigzero.o: $(hdrdir)/ruby/encoding.h
+bigzero.o: $(hdrdir)/ruby/oniguruma.h
+div.o: $(hdrdir)/ruby/encoding.h
+div.o: $(hdrdir)/ruby/oniguruma.h
+intpack.o: $(hdrdir)/ruby/encoding.h
+intpack.o: $(hdrdir)/ruby/oniguruma.h
+mul.o: $(hdrdir)/ruby/encoding.h
+mul.o: $(hdrdir)/ruby/oniguruma.h
+str2big.o: $(hdrdir)/ruby/encoding.h
+str2big.o: $(hdrdir)/ruby/oniguruma.h
 # AUTOGENERATED DEPENDENCIES END
diff --git a/ext/-test-/bignum/div.c b/ext/-test-/bignum/div.c
index 2853ebef1c..a1db21dc30 100644
--- a/ext/-test-/bignum/div.c
+++ b/ext/-test-/bignum/div.c
@@ -1,4 +1,3 @@
-#include "ruby.h"
 #include "internal.h"
 
 static VALUE
diff --git a/ext/-test-/bignum/intpack.c b/ext/-test-/bignum/intpack.c
index b7435b2025..2d19442cf2 100644
--- a/ext/-test-/bignum/intpack.c
+++ b/ext/-test-/bignum/intpack.c
@@ -1,4 +1,3 @@
-#include "ruby.h"
 #include "internal.h"
 
 static VALUE
diff --git a/ext/-test-/bignum/mul.c b/ext/-test-/bignum/mul.c
index c0514a5a0d..d34e98fabb 100644
--- a/ext/-test-/bignum/mul.c
+++ b/ext/-test-/bignum/mul.c
@@ -1,4 +1,3 @@
-#include "ruby.h"
 #include "internal.h"
 
 static VALUE
diff --git a/ext/-test-/bignum/str2big.c b/ext/-test-/bignum/str2big.c
index 0fdcb53290..bc79ef0329 100644
--- a/ext/-test-/bignum/str2big.c
+++ b/ext/-test-/bignum/str2big.c
@@ -1,4 +1,3 @@
-#include "ruby.h"
 #include "internal.h"
 
 static VALUE