diff --git a/upip/upip_gzip.py b/upip/upip_gzip.py
deleted file mode 100644
index be4e8f4a..00000000
--- a/upip/upip_gzip.py
+++ /dev/null
@@ -1,28 +0,0 @@
-#import zlib
-import uzlib as zlib
-
-FTEXT    = 1
-FHCRC    = 2
-FEXTRA   = 4
-FNAME    = 8
-FCOMMENT = 16
-
-def decompress(data):
-    assert data[0] == 0x1f and data[1] == 0x8b
-    assert data[2] == 8
-    flg = data[3]
-    assert flg & 0xe0 == 0
-    i = 10
-    if flg & FEXTRA:
-        i += data[11] << 8 + data[10] + 2
-    if flg & FNAME:
-        while data[i]:
-            i += 1
-        i += 1
-    if flg & FCOMMENT:
-        while data[i]:
-            i += 1
-        i += 1
-    if flg & FHCRC:
-        i += 2
-    return zlib.decompress(memoryview(data)[i:], -15)