diff --git a/Headers/gnustep/base/Coder.h b/Headers/gnustep/base/Coder.h
index 320ddb9dd..d00d5d3d6 100644
--- a/Headers/gnustep/base/Coder.h
+++ b/Headers/gnustep/base/Coder.h
@@ -87,6 +87,8 @@
 /* Defaults */
 + (void) setDefaultStreamClass: sc;
 + defaultStreamClass;
++ (void) setDefaultCStreamClass: sc;
++ defaultCStreamClass;
 + (void) setDefaultFormatVersion: (int)fv;
 + (int) defaultFormatVersion;
 
diff --git a/Source/objects/Coder.h b/Source/objects/Coder.h
index 320ddb9dd..d00d5d3d6 100644
--- a/Source/objects/Coder.h
+++ b/Source/objects/Coder.h
@@ -87,6 +87,8 @@
 /* Defaults */
 + (void) setDefaultStreamClass: sc;
 + defaultStreamClass;
++ (void) setDefaultCStreamClass: sc;
++ defaultCStreamClass;
 + (void) setDefaultFormatVersion: (int)fv;
 + (int) defaultFormatVersion;