diff --git a/submodules/gcc-6 b/submodules/gcc-6
index f088c99..0fe16b4 160000
--- a/submodules/gcc-6
+++ b/submodules/gcc-6
@@ -1 +1 @@
-Subproject commit f088c99da4c5cdb2b86c57475a2fddbb76deba6f
+Subproject commit 0fe16b4eac1770fc611f217ca4c9aafdb0065f7e
diff --git a/submodules/libnix b/submodules/libnix
index 39bb589..a49d757 160000
--- a/submodules/libnix
+++ b/submodules/libnix
@@ -1 +1 @@
-Subproject commit 39bb589f4021ffd8354b4360b0a36b3dbe58ad48
+Subproject commit a49d75758ff81f5a8cddff4e624d891d09afb41a
diff --git a/toolchain-m68k b/toolchain-m68k
index 0bac3f6..1131696 100755
--- a/toolchain-m68k
+++ b/toolchain-m68k
@@ -371,6 +371,10 @@ def _build(pull):
       rmtree(path.join('{build}', '{gcc}', '{target}'))
       for f in glob(path.join('{stamps}', '{gcc}' + '-make*')):
         remove(f)
+      for f in glob(path.join('{stamps}', 'mui*')):
+        remove(f)
+      for f in glob(path.join('{stamps}', 'mmu*')):
+        remove(f)
       remove(path.join('{stamps}', 'headers-install'))
     
     if checkstamps('{clib2}'):