diff --git a/unix-ffi/_libc/_libc.py b/unix-ffi/_libc/_libc.py
index 839b9d544..ff30225aa 100644
--- a/unix-ffi/_libc/_libc.py
+++ b/unix-ffi/_libc/_libc.py
@@ -4,7 +4,7 @@
 
 _h = None
 
-names = ("libc.so", "libc.so.0", "libc.so.6", "libc.dylib")
+names = ("libc.so", "libc.so.0", "libc.so.6", "libc.so.7", "libc.dylib")
 
 
 def get():
diff --git a/unix-ffi/_libc/manifest.py b/unix-ffi/_libc/manifest.py
index 61bf421b6..ce3f117af 100644
--- a/unix-ffi/_libc/manifest.py
+++ b/unix-ffi/_libc/manifest.py
@@ -1,6 +1,6 @@
 metadata(
     description="MicroPython FFI helper module (deprecated, replaced by micropython-ffilib).",
-    version="0.3.1",
+    version="0.4.0",
 )
 
 # Originally written by Paul Sokolovsky.