diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 82045983..de0da2cf 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -14,7 +14,7 @@
 # License for the specific language governing permissions and limitations under
 # the License.
 #
-set(FALCO_TESTS_SOURCES test_base.cpp engine/test_token_bucket.cpp engine/test_rulesets.cpp falco/test_webserver.cpp)
+set(FALCO_TESTS_SOURCES test_base.cpp engine/test_token_bucket.cpp engine/test_rulesets.cpp engine/test_falco_utils.cpp falco/test_webserver.cpp)
 
 set(FALCO_TESTED_LIBRARIES falco_engine)
 
diff --git a/tests/engine/test_falco_utils.cpp b/tests/engine/test_falco_utils.cpp
new file mode 100644
index 00000000..1f83a7dd
--- /dev/null
+++ b/tests/engine/test_falco_utils.cpp
@@ -0,0 +1,35 @@
+/*
+Copyright (C) 2020 The Falco Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+#include "falco_utils.h"
+#include <catch.hpp>
+
+TEST_CASE("Startswith shold match when checked string has prefix", "[utils]")
+{
+	bool res = falco::utils::starts_with("unix:///var/run/falco/falco.sock", "unix://");
+	REQUIRE(res);
+}
+
+TEST_CASE("Startswith shold not match when checked string does not have prefix", "[utils]")
+{
+	bool res = falco::utils::starts_with("unix:///var/run/falco/falco.sock", "something://");
+	REQUIRE_FALSE(res);
+}
+
+TEST_CASE("Startswith shold not match when prefix is at a random position", "[utils]")
+{
+	bool res = falco::utils::starts_with("/var/run/unix:///falco.sock", "unix://");
+	REQUIRE_FALSE(res);
+}
diff --git a/userspace/falco/CMakeLists.txt b/userspace/falco/CMakeLists.txt
index 9b6e6d26..3b733042 100644
--- a/userspace/falco/CMakeLists.txt
+++ b/userspace/falco/CMakeLists.txt
@@ -52,7 +52,6 @@ add_executable(
   grpc_server_impl.cpp
   grpc_request_context.cpp
   grpc_server.cpp
-  utils.cpp
   ${CMAKE_CURRENT_BINARY_DIR}/version.grpc.pb.cc
   ${CMAKE_CURRENT_BINARY_DIR}/version.pb.cc
   ${CMAKE_CURRENT_BINARY_DIR}/output.grpc.pb.cc