diff --git a/src/main/java/com/intuit/karate/core/MockHandler.java b/src/main/java/com/intuit/karate/core/MockHandler.java
index 2851d1a..e4fe444 100644
--- a/src/main/java/com/intuit/karate/core/MockHandler.java
+++ b/src/main/java/com/intuit/karate/core/MockHandler.java
@@ -200,8 +200,9 @@ public synchronized Response handle(Request req) { // note the [synchronized]
             }
             return response;
         }
-        if (prefix != null && req.getPath().startsWith(prefix)) {
-            req.setPath(req.getPath().substring(prefix.length()));
+        String path = ("/" + req.getPath()).replaceFirst("^//", "/");
+        if (prefix != null && path.startsWith(prefix)) {
+            req.setPath(path.substring(prefix.length()));
         }
         // rare case when http-client is active within same jvm
         // snapshot existing thread-local to restore
diff --git a/src/main/java/io/github/apimock/OpenApiValidator4Karate.java b/src/main/java/io/github/apimock/OpenApiValidator4Karate.java
index 9dbef72..fc8ca4f 100644
--- a/src/main/java/io/github/apimock/OpenApiValidator4Karate.java
+++ b/src/main/java/io/github/apimock/OpenApiValidator4Karate.java
@@ -116,7 +116,7 @@ public void reload() {
 
     public static Operation findOperation(String method, String requestPath, OpenApi3 api) {
         List<Map.Entry<String, Path>> paths = api.getPaths().entrySet().stream()
-                .filter(e -> HttpUtils.parseUriPattern(e.getKey(), requestPath) != null)
+                .filter(e -> HttpUtils.parseUriPattern(e.getKey(), requestPath) != null ||HttpUtils.parseUriPattern(e.getKey(), "/" + requestPath) != null)
                 .collect(Collectors.toList());
         Path path = paths.size() == 1?
                 paths.get(0).getValue() :
@@ -221,7 +221,7 @@ protected Map<String, MediaType> getMediaTypes(final Operation operation, final
     private static String fixUrl(String url) {
         url = url.startsWith("/")? url : "/" + url;;
         try {
-            return URLEncoder.encode(url, "UTF8");
+            return URLEncoder.encode(url, "UTF8").replaceAll("%2F", "/");
         } catch (UnsupportedEncodingException e) {
             logger.error("UnsupportedEncodingException UTF8 encoding request path",  e);
             return url;