Index: trunk/CMakeLists.txt
===================================================================
--- trunk.orig/CMakeLists.txt
+++ trunk/CMakeLists.txt
@@ -212,7 +212,8 @@ if(URIPARSER_BUILD_TOOLS)
         tool/uriparse.c
     )
 
-    target_link_libraries(uriparse PUBLIC uriparser)
+    find_package(Threads REQUIRED)
+    target_link_libraries(uriparse PUBLIC uriparser pthread)
 
     if(HAIKU)
         # Function inet_ntop needs -lsocket or -lnetwork (see pull request #45)
@@ -245,6 +246,7 @@ if(URIPARSER_BUILD_TESTS)
     enable_testing()
 
     find_package(GTest 1.8.1 REQUIRED)
+    find_package(Threads REQUIRED)
 
     add_executable(testrunner
         test/FourSuite.cpp
@@ -274,7 +276,7 @@ if(URIPARSER_BUILD_TESTS)
     )
 
     target_link_libraries(testrunner PUBLIC
-        ${GTEST_BOTH_LIBRARIES}
+        ${GTEST_BOTH_LIBRARIES} pthread
     )
 
     add_test(