diff --git a/src/main/java/org/folio/edge/core/utils/OkapiClient.java b/src/main/java/org/folio/edge/core/utils/OkapiClient.java
index d534656..1ff8467 100644
--- a/src/main/java/org/folio/edge/core/utils/OkapiClient.java
+++ b/src/main/java/org/folio/edge/core/utils/OkapiClient.java
@@ -79,6 +79,7 @@ protected OkapiClient(Vertx vertx, String okapiURL, String tenant, int timeout,
     this.okapiURL = okapiURL;
     this.tenant = tenant;
     WebClientOptions options = initDefaultWebClientOptions(timeout)
+      .setSsl(true)
       .setKeyCertOptions(keyCertOptions);
     client = WebClientFactory.getWebClient(vertx, options);
     initDefaultHeaders();
diff --git a/src/test/resources/sample_keystore.jks b/src/test/resources/sample_keystore.jks
index 5258aef..9d3c96b 100644
Binary files a/src/test/resources/sample_keystore.jks and b/src/test/resources/sample_keystore.jks differ