diff --git a/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java b/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
index 23c602d035f0..d2553c455df5 100644
--- a/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
+++ b/maven-model-builder/src/main/java/org/apache/maven/model/validation/DefaultModelValidator.java
@@ -982,10 +982,12 @@ private void validateRawRepositories(
                     repository.getUrl(),
                     null,
                     repository)) {
-                // only allow ${basedir} and ${project.basedir}
+                // only allow ${basedir}, ${project.basedir} or ${project.baseUri}
                 Matcher m = EXPRESSION_NAME_PATTERN.matcher(repository.getUrl());
                 while (m.find()) {
-                    if (!("basedir".equals(m.group(1)) || "project.basedir".equals(m.group(1)))) {
+                    if (!("basedir".equals(m.group(1))
+                            || "project.basedir".equals(m.group(1))
+                            || "project.baseUri".equals(m.group(1)))) {
                         validateStringNoExpression(
                                 prefix + prefix2 + "[" + repository.getId() + "].url",
                                 problems,
diff --git a/maven-model-builder/src/test/resources/poms/validation/raw-model/repository-with-basedir-expression.xml b/maven-model-builder/src/test/resources/poms/validation/raw-model/repository-with-basedir-expression.xml
index 3e64091da822..2dd11eb42ed0 100644
--- a/maven-model-builder/src/test/resources/poms/validation/raw-model/repository-with-basedir-expression.xml
+++ b/maven-model-builder/src/test/resources/poms/validation/raw-model/repository-with-basedir-expression.xml
@@ -37,6 +37,14 @@ under the License.
       <id>repo</id>
       <url>file://${basedir}/target/remote-repo</url>
     </repository>
+    <repository>
+      <id>repo-project-basedir</id>
+      <url>file://${project.basedir}/sdk/maven/repo</url>
+    </repository>
+    <repository>
+      <id>repo-project-baseUri</id>
+      <url>${project.baseUri}/sdk/maven/repo</url>
+    </repository>
   </repositories>
 
-</project>
\ No newline at end of file
+</project>