diff --git a/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/QuarkusRestClientBuilder.java b/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/QuarkusRestClientBuilder.java
index 7e41aec082120..d6563019c8bc1 100644
--- a/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/QuarkusRestClientBuilder.java
+++ b/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/QuarkusRestClientBuilder.java
@@ -274,6 +274,11 @@ static QuarkusRestClientBuilder newBuilder() {
      */
     QuarkusRestClientBuilder loggingBodyLimit(Integer limit);
 
+    /**
+     * Enable trusting all certificates. Disable by default.
+     */
+    QuarkusRestClientBuilder trustAll(boolean trustAll);
+
     /**
      * Based on the configured QuarkusRestClientBuilder, creates a new instance of the given REST interface to invoke API calls
      * against.
diff --git a/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/QuarkusRestClientBuilderImpl.java b/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/QuarkusRestClientBuilderImpl.java
index 0a9c481e7a113..87424d184edd0 100644
--- a/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/QuarkusRestClientBuilderImpl.java
+++ b/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/QuarkusRestClientBuilderImpl.java
@@ -237,6 +237,12 @@ public QuarkusRestClientBuilder loggingBodyLimit(Integer limit) {
         return this;
     }
 
+    @Override
+    public QuarkusRestClientBuilder trustAll(boolean trustAll) {
+        proxy.trustAll(trustAll);
+        return this;
+    }
+
     @Override
     public <T> T build(Class<T> clazz) throws IllegalStateException, RestClientDefinitionException {
         return proxy.build(clazz);
diff --git a/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/RestClientBuilderImpl.java b/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/RestClientBuilderImpl.java
index b33c23918ac72..6293d6155e1ad 100644
--- a/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/RestClientBuilderImpl.java
+++ b/extensions/resteasy-reactive/rest-client-reactive/runtime/src/main/java/io/quarkus/rest/client/reactive/runtime/RestClientBuilderImpl.java
@@ -73,6 +73,8 @@ public class RestClientBuilderImpl implements RestClientBuilder {
     private LoggingScope loggingScope;
     private Integer loggingBodyLimit;
 
+    private Boolean trustAll;
+
     @Override
     public RestClientBuilderImpl baseUrl(URL url) {
         try {
@@ -179,6 +181,11 @@ public RestClientBuilderImpl loggingBodyLimit(Integer limit) {
         return this;
     }
 
+    public RestClientBuilderImpl trustAll(boolean trustAll) {
+        this.trustAll = trustAll;
+        return this;
+    }
+
     @Override
     public RestClientBuilderImpl executorService(ExecutorService executor) {
         throw new IllegalArgumentException("Specifying executor service is not supported. " +
@@ -370,10 +377,13 @@ public <T> T build(Class<T> aClass) throws IllegalStateException, RestClientDefi
 
         clientBuilder.multiQueryParamMode(toMultiQueryParamMode(queryParamStyle));
 
-        Boolean trustAll = ConfigProvider.getConfig().getOptionalValue(TLS_TRUST_ALL, Boolean.class)
-                .orElse(false);
+        Boolean effectiveTrustAll = trustAll;
+        if (effectiveTrustAll == null) {
+            effectiveTrustAll = ConfigProvider.getConfig().getOptionalValue(TLS_TRUST_ALL, Boolean.class)
+                    .orElse(false);
+        }
 
-        clientBuilder.trustAll(trustAll);
+        clientBuilder.trustAll(effectiveTrustAll);
         restClientsConfig.verifyHost.ifPresent(clientBuilder::verifyHost);
 
         String userAgent = (String) getConfiguration().getProperty(QuarkusRestClientProperties.USER_AGENT);
@@ -452,5 +462,4 @@ private MultiQueryParamMode toMultiQueryParamMode(QueryParamStyle queryParamStyl
         }
         return null;
     }
-
 }