diff --git a/src/libcore/ffi.rs b/src/libcore/ffi.rs
index b50e4f3c289b6..644380c69f2c7 100644
--- a/src/libcore/ffi.rs
+++ b/src/libcore/ffi.rs
@@ -52,7 +52,7 @@ impl fmt::Debug for c_void {
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 extern {
     type VaListImpl;
 }
@@ -77,7 +77,7 @@ impl fmt::Debug for VaListImpl {
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 struct VaListImpl {
     stack: *mut (),
     gr_top: *mut (),
@@ -93,7 +93,7 @@ struct VaListImpl {
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 struct VaListImpl {
     gpr: u8,
     fpr: u8,
@@ -109,7 +109,7 @@ struct VaListImpl {
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 struct VaListImpl {
     gp_offset: i32,
     fp_offset: i32,
@@ -123,7 +123,7 @@ struct VaListImpl {
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 #[repr(transparent)]
 pub struct VaList<'a>(&'a mut VaListImpl);
 
@@ -143,7 +143,7 @@ mod sealed_trait {
     #[unstable(feature = "c_variadic",
                reason = "the `c_variadic` feature has not been properly tested on \
                          all supported platforms",
-               issue = "27745")]
+               issue = "44930")]
     pub trait VaArgSafe {}
 }
 
@@ -153,7 +153,7 @@ macro_rules! impl_va_arg_safe {
             #[unstable(feature = "c_variadic",
                        reason = "the `c_variadic` feature has not been properly tested on \
                                  all supported platforms",
-                       issue = "27745")]
+                       issue = "44930")]
             impl sealed_trait::VaArgSafe for $t {}
         )+
     }
@@ -166,12 +166,12 @@ impl_va_arg_safe!{f64}
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 impl<T> sealed_trait::VaArgSafe for *mut T {}
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 impl<T> sealed_trait::VaArgSafe for *const T {}
 
 impl<'a> VaList<'a> {
@@ -179,7 +179,7 @@ impl<'a> VaList<'a> {
     #[unstable(feature = "c_variadic",
                reason = "the `c_variadic` feature has not been properly tested on \
                          all supported platforms",
-               issue = "27745")]
+               issue = "44930")]
     pub unsafe fn arg<T: sealed_trait::VaArgSafe>(&mut self) -> T {
         va_arg(self)
     }
@@ -188,7 +188,7 @@ impl<'a> VaList<'a> {
     #[unstable(feature = "c_variadic",
                reason = "the `c_variadic` feature has not been properly tested on \
                          all supported platforms",
-               issue = "27745")]
+               issue = "44930")]
     pub unsafe fn copy<F, R>(&self, f: F) -> R
             where F: for<'copy> FnOnce(VaList<'copy>) -> R {
         #[cfg(any(all(not(target_arch = "aarch64"), not(target_arch = "powerpc"),
diff --git a/src/libstd/ffi/mod.rs b/src/libstd/ffi/mod.rs
index 62081e713f139..7a38f0ebd5a57 100644
--- a/src/libstd/ffi/mod.rs
+++ b/src/libstd/ffi/mod.rs
@@ -169,7 +169,7 @@ pub use core::ffi::c_void;
 #[unstable(feature = "c_variadic",
            reason = "the `c_variadic` feature has not been properly tested on \
                      all supported platforms",
-           issue = "27745")]
+           issue = "44930")]
 pub use core::ffi::VaList;
 
 mod c_str;