diff --git a/hibernate-vector/src/test/java/org/hibernate/vector/OracleByteVectorTest.java b/hibernate-vector/src/test/java/org/hibernate/vector/OracleByteVectorTest.java
index 762dbfacf119..bfbf2cc28d34 100644
--- a/hibernate-vector/src/test/java/org/hibernate/vector/OracleByteVectorTest.java
+++ b/hibernate-vector/src/test/java/org/hibernate/vector/OracleByteVectorTest.java
@@ -9,6 +9,7 @@
 import org.hibernate.annotations.Array;
 import org.hibernate.annotations.JdbcTypeCode;
 import org.hibernate.dialect.OracleDialect;
+import org.hibernate.testing.orm.junit.SkipForDialect;
 import org.hibernate.type.SqlTypes;
 
 import org.hibernate.testing.orm.junit.DomainModel;
@@ -168,6 +169,7 @@ public void testVectorDims(SessionFactoryScope scope) {
 	}
 
 	@Test
+	@SkipForDialect(dialectClass = OracleDialect.class, reason = "Oracle 23.9 bug")
 	public void testVectorNorm(SessionFactoryScope scope) {
 		scope.inTransaction( em -> {
 			//tag::vector-norm-example[]
diff --git a/hibernate-vector/src/test/java/org/hibernate/vector/OracleDoubleVectorTest.java b/hibernate-vector/src/test/java/org/hibernate/vector/OracleDoubleVectorTest.java
index 7fe80b5b493e..49add683b4d4 100644
--- a/hibernate-vector/src/test/java/org/hibernate/vector/OracleDoubleVectorTest.java
+++ b/hibernate-vector/src/test/java/org/hibernate/vector/OracleDoubleVectorTest.java
@@ -9,6 +9,7 @@
 import org.hibernate.annotations.Array;
 import org.hibernate.annotations.JdbcTypeCode;
 import org.hibernate.dialect.OracleDialect;
+import org.hibernate.testing.orm.junit.SkipForDialect;
 import org.hibernate.type.SqlTypes;
 
 import org.hibernate.testing.orm.junit.DomainModel;
@@ -167,6 +168,7 @@ public void testVectorDims(SessionFactoryScope scope) {
 	}
 
 	@Test
+	@SkipForDialect(dialectClass = OracleDialect.class, reason = "Oracle 23.9 bug")
 	public void testVectorNorm(SessionFactoryScope scope) {
 		scope.inTransaction( em -> {
 			//tag::vector-norm-example[]
diff --git a/hibernate-vector/src/test/java/org/hibernate/vector/OracleFloatVectorTest.java b/hibernate-vector/src/test/java/org/hibernate/vector/OracleFloatVectorTest.java
index 6961cfd466e9..da83e8bf7ef6 100644
--- a/hibernate-vector/src/test/java/org/hibernate/vector/OracleFloatVectorTest.java
+++ b/hibernate-vector/src/test/java/org/hibernate/vector/OracleFloatVectorTest.java
@@ -9,6 +9,7 @@
 import org.hibernate.annotations.Array;
 import org.hibernate.annotations.JdbcTypeCode;
 import org.hibernate.dialect.OracleDialect;
+import org.hibernate.testing.orm.junit.SkipForDialect;
 import org.hibernate.type.SqlTypes;
 
 import org.hibernate.testing.orm.junit.DomainModel;
@@ -186,6 +187,7 @@ public void testVectorDims(SessionFactoryScope scope) {
 	}
 
 	@Test
+	@SkipForDialect(dialectClass = OracleDialect.class, reason = "Oracle 23.9 bug")
 	public void testVectorNorm(SessionFactoryScope scope) {
 		scope.inTransaction( em -> {
 			//tag::vector-norm-example[]
diff --git a/hibernate-vector/src/test/java/org/hibernate/vector/OracleGenericVectorTest.java b/hibernate-vector/src/test/java/org/hibernate/vector/OracleGenericVectorTest.java
index 308734dad5ef..d199b91f594b 100644
--- a/hibernate-vector/src/test/java/org/hibernate/vector/OracleGenericVectorTest.java
+++ b/hibernate-vector/src/test/java/org/hibernate/vector/OracleGenericVectorTest.java
@@ -9,6 +9,7 @@
 import org.hibernate.annotations.Array;
 import org.hibernate.annotations.JdbcTypeCode;
 import org.hibernate.dialect.OracleDialect;
+import org.hibernate.testing.orm.junit.SkipForDialect;
 import org.hibernate.type.SqlTypes;
 
 import org.hibernate.testing.orm.junit.DomainModel;
@@ -187,6 +188,7 @@ public void testVectorDims(SessionFactoryScope scope) {
 	}
 
 	@Test
+	@SkipForDialect(dialectClass = OracleDialect.class, reason = "Oracle 23.9 bug")
 	public void testVectorNorm(SessionFactoryScope scope) {
 		scope.inTransaction( em -> {
 			//tag::vector-norm-example[]