diff --git a/contrib/regex/src/java/org/apache/lucene/search/regex/JakartaRegexpCapabilities.java b/contrib/regex/src/java/org/apache/lucene/search/regex/JakartaRegexpCapabilities.java
index d32554825d3..0808b5db63e 100644
--- a/contrib/regex/src/java/org/apache/lucene/search/regex/JakartaRegexpCapabilities.java
+++ b/contrib/regex/src/java/org/apache/lucene/search/regex/JakartaRegexpCapabilities.java
@@ -18,4 +18,19 @@ public class JakartaRegexpCapabilities implements RegexCapabilities {
     char[] prefix = RegexpTunnel.getPrefix(regexp);
     return prefix == null ? null : new String(prefix);
   }
+
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+
+    final JakartaRegexpCapabilities that = (JakartaRegexpCapabilities) o;
+
+    if (regexp != null ? !regexp.equals(that.regexp) : that.regexp != null) return false;
+
+    return true;
+  }
+
+  public int hashCode() {
+    return (regexp != null ? regexp.hashCode() : 0);
+  }
 }
diff --git a/contrib/regex/src/java/org/apache/lucene/search/regex/JavaUtilRegexCapabilities.java b/contrib/regex/src/java/org/apache/lucene/search/regex/JavaUtilRegexCapabilities.java
index 90720b55ab9..6245c1b488f 100644
--- a/contrib/regex/src/java/org/apache/lucene/search/regex/JavaUtilRegexCapabilities.java
+++ b/contrib/regex/src/java/org/apache/lucene/search/regex/JavaUtilRegexCapabilities.java
@@ -16,4 +16,19 @@ public class JavaUtilRegexCapabilities implements RegexCapabilities {
   public String prefix() {
     return null;
   }
+
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+
+    final JavaUtilRegexCapabilities that = (JavaUtilRegexCapabilities) o;
+
+    if (pattern != null ? !pattern.equals(that.pattern) : that.pattern != null) return false;
+
+    return true;
+  }
+
+  public int hashCode() {
+    return (pattern != null ? pattern.hashCode() : 0);
+  }
 }