diff --git a/content/dk/mada/style/mada-style-gradle/README.md b/content/dk/mada/style/mada-style-gradle/README.md
index 13f92abf28..d93bb5b47e 100644
--- a/content/dk/mada/style/mada-style-gradle/README.md
+++ b/content/dk/mada/style/mada-style-gradle/README.md
@@ -13,13 +13,13 @@ Source code: [https://github.com/jskov/mada-style-gradle.git](https://github.com
 * [dk.mada.style:mada-style-gradle](https://central.sonatype.com/artifact/dk.mada.style/mada-style-gradle/overview)
 </details>
 
-rebuilding **16 releases** of dk.mada.style:mada-style-gradle:
+rebuilding **17 releases** of dk.mada.style:mada-style-gradle:
 - **15** releases were found successfully **fully reproducible** (100% reproducible artifacts :white_check_mark:),
-- 1 had issues (some unreproducible artifacts :warning:, see eventual :mag: diffoscope and/or :memo: issue tracker links):
+- 2 had issues (some unreproducible artifacts :warning:, see eventual :mag: diffoscope and/or :memo: issue tracker links):
 
 | version | [build spec](/BUILDSPEC.md) | [result](https://reproducible-builds.org/docs/jvm/): reproducible? | [stabilize](https://github.com/google/oss-rebuild/blob/main/cmd/stabilize/README.md) | size |
 | -- | --------- | ------ | ------ | -- |
-| [1.20](https://central.sonatype.com/artifact/dk.mada.style/mada-style-gradle/1.20/pom) | | | |
+| [1.20](https://central.sonatype.com/artifact/dk.mada.style/mada-style-gradle/1.20/pom) | [gradle jdk21](mada-style-gradle-1.20.buildspec) | :x: | |
 | [1.1.6](https://central.sonatype.com/artifact/dk.mada.style/mada-style-gradle/1.1.6/pom) | [gradle jdk21](mada-style-gradle-1.1.6.buildspec) | [result](mada-style-gradle-1.1.6.buildinfo): [4 :white_check_mark: ](mada-style-gradle-1.1.6.buildcompare) | | 52K |
 | [1.1.5](https://central.sonatype.com/artifact/dk.mada.style/mada-style-gradle/1.1.5/pom) | [gradle jdk21](mada-style-gradle-1.1.5.buildspec) | [result](mada-style-gradle-1.1.5.buildinfo): [4 :white_check_mark: ](mada-style-gradle-1.1.5.buildcompare) | | 52K |
 | [1.1.4](https://central.sonatype.com/artifact/dk.mada.style/mada-style-gradle/1.1.4/pom) | [gradle jdk21](mada-style-gradle-1.1.4.buildspec) | [result](mada-style-gradle-1.1.4.buildinfo): [4 :white_check_mark: ](mada-style-gradle-1.1.4.buildcompare) | | 52K |
diff --git a/content/dk/mada/style/mada-style-gradle/badge.json b/content/dk/mada/style/mada-style-gradle/badge.json
index b289981179..3089e14545 100644
--- a/content/dk/mada/style/mada-style-gradle/badge.json
+++ b/content/dk/mada/style/mada-style-gradle/badge.json
@@ -1,6 +1,6 @@
 { "schemaVersion": 1,
   "label": "Reproducible Builds",
   "labelColor": "1e5b96",
-  "message": "4/4",
-  "color": "green",
+  "message": "X",
+  "color": "red",
   "isError": "true" }
diff --git a/content/dk/mada/style/mada-style-gradle/mada-style-gradle-1.20.buildspec b/content/dk/mada/style/mada-style-gradle/mada-style-gradle-1.20.buildspec
new file mode 100644
index 0000000000..7b748b5fd9
--- /dev/null
+++ b/content/dk/mada/style/mada-style-gradle/mada-style-gradle-1.20.buildspec
@@ -0,0 +1,25 @@
+# see instructions https://github.com/jvm-repo-rebuild/reproducible-central/blob/master/doc/BUILDSPEC.md
+
+groupId=dk.mada.style
+artifactId=mada-style-gradle
+version=1.20
+
+display=${groupId}:${artifactId}
+
+# Source code
+gitRepo=https://github.com/jskov/${artifactId}.git
+gitTag=${version}
+
+# Rebuild environment prerequisites
+tool=gradle
+jdk=21
+newline=lf
+umask=022
+
+# Rebuild command
+command="bash ./gradlew --no-daemon javadoc publish publishToMavenLocal -Pversion=${version}"
+
+# Location of the buildinfo file generated during rebuild (by artifact:compare for Maven) to record output fingerprints
+buildinfo=${artifactId}-${version}.buildinfo
+
+issue=