diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index cf4db410925..99b8c376014 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -10,6 +10,10 @@ Next release
 
 - Improve copyright detection for statements with parens or trailing "authors"
 
+- Remove two duplicate keys in the alpine ``DECLARED_TO_SPDX`` mapping that
+  silently discarded the earlier entry of each pair.
+  https://github.com/aboutcode-org/scancode-toolkit/issues/5312
+
 
 v33.0.0rc1 - 2026-05-14
 ------------------------
diff --git a/src/packagedcode/alpine.py b/src/packagedcode/alpine.py
index 506e9d0c14b..13e9a6edd52 100644
--- a/src/packagedcode/alpine.py
+++ b/src/packagedcode/alpine.py
@@ -1616,7 +1616,6 @@ def apply_syntax_fixes(s):
     'unrestricted': 'licenseref-scancode-other-permissive',
 
     'open_source': 'licenseref-scancode-free-unknown',
-    'as-is': 'licenseref-scancode-free-unknown',
 
     'elementtree': 'licenseref-scancode-secret-labs-2011 and bsd-3-clause',
 
@@ -1687,7 +1686,6 @@ def apply_syntax_fixes(s):
     'custom:pil': 'licenseref-scancode-secret-labs-2011',
     'custom:postcardware': 'licenseref-scancode-unknown-license-reference',
     'custom:sip': 'licenseref-scancode-unknown-license-reference',
-    'custom:tu-berlin-2.0': 'licenseref-scancode-unknown-license-reference',
 
     'custom:xfree86': 'mit and x11 and hpnd-sell-variant and hpnd and mit-open-group and licenseref-scancode-other-permissive',