diff --git a/spdx-tools-java.yaml b/spdx-tools-java.yaml
index 06cc99cfe804..7462d8fb11e3 100644
--- a/spdx-tools-java.yaml
+++ b/spdx-tools-java.yaml
@@ -1,7 +1,7 @@
 package:
   name: spdx-tools-java
   version: "2.0.1"
-  epoch: 0
+  epoch: 1
   description: SPDX Command Line Tools using the Spdx-Java-Library
   copyright:
     - license: Apache-2.0
@@ -31,6 +31,10 @@ pipeline:
       tag: v${{package.version}}
       expected-commit: cccac767593012795e1d879f30ebd60e87e1fde6
 
+  - uses: patch
+    with:
+      patches: fix-operating-system.patch
+
   - uses: ecosystems/maven
 
   - uses: maven/pombump
diff --git a/spdx-tools-java/fix-operating-system.patch b/spdx-tools-java/fix-operating-system.patch
new file mode 100644
index 000000000000..761ffdc46b5d
--- /dev/null
+++ b/spdx-tools-java/fix-operating-system.patch
@@ -0,0 +1,17 @@
+Description: avoid breaking change by accepting the current upstream
+ value with underscore, and the value specified in the spec with a dash
+Upstream: https://github.com/spdx/tools-java/pull/211
+
+diff --git a/resources/spdx-schema-v2.3.json b/resources/spdx-schema-v2.3.json
+index 403d202..36c955a 100644
+--- a/resources/spdx-schema-v2.3.json
++++ b/resources/spdx-schema-v2.3.json
+@@ -413,7 +413,7 @@
+           "primaryPackagePurpose" : {
+             "description" : "This field provides information about the primary purpose of the identified package. Package Purpose is intrinsic to how the package is being used rather than the content of the package.",
+             "type" : "string",
+-            "enum" : [ "OTHER", "INSTALL", "ARCHIVE", "FIRMWARE", "APPLICATION", "FRAMEWORK", "LIBRARY", "CONTAINER", "SOURCE", "DEVICE", "OPERATING_SYSTEM", "FILE" ]
++            "enum" : [ "OTHER", "INSTALL", "ARCHIVE", "FIRMWARE", "APPLICATION", "FRAMEWORK", "LIBRARY", "CONTAINER", "SOURCE", "DEVICE", "OPERATING_SYSTEM", "OPERATING-SYSTEM", "FILE" ]
+           },
+           "releaseDate" : {
+             "description" : "This field provides a place for recording the date the package was released.",