diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5aff4ae..0b821a8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.10.0)
 project(snipplib VERSION 0.1.0 LANGUAGES CXX)
 
-option(BUILD_EXAMPLES "Build examples" ON)
+option(SNPLIB_BUILD_EXAMPLES "Build examples" ON)
 
 set(LIB_HEADERS
     include/snipplib/concepts/snplib_concepts.h
@@ -25,7 +25,7 @@ target_include_directories(
         "$<INSTALL_INTERFACE:include/${PROJECT_NAME}>"
 )
 
-if(BUILD_EXAMPLES)
+if(SNPLIB_BUILD_EXAMPLES)
     set(EXAM_STRING str_exam)
     add_executable(${EXAM_STRING} examples/str_exam.cpp)
     target_link_libraries(${EXAM_STRING} ${PROJECT_NAME})
diff --git a/examples/str_exam.cpp b/examples/str_exam.cpp
index e2cd53f..1bfbce6 100644
--- a/examples/str_exam.cpp
+++ b/examples/str_exam.cpp
@@ -89,8 +89,8 @@ int main()
     std::println("\n\n");
     std::println("RAND STR: {}", rstr_gen.generate());
     std::println("RAND STR: {}", rstr_gen.generate());
-    std::println("UUID v4: {}", rstr_gen.UUIDv4String());
-    std::println("UUID v4: {}", rstr_gen.UUIDv4String());
+    std::println("UUID v.4: {}", rstr_gen.UUIDv4String());
+    std::println("UUID v.4: {}", rstr_gen.UUIDv4String());
 
     return 0;
 }
\ No newline at end of file
diff --git a/include/snipplib/utils/snplib_string.h b/include/snipplib/utils/snplib_string.h
index e3afae9..3f3a0a2 100644
--- a/include/snipplib/utils/snplib_string.h
+++ b/include/snipplib/utils/snplib_string.h
@@ -1,7 +1,6 @@
 #pragma once
 
 #include <algorithm>
-#include <functional>
 #include <random>
 #include <string>