diff --git a/examples/physics_2d.cpp b/examples/physics_2d.cpp
index be688e36..0267e52e 100644
--- a/examples/physics_2d.cpp
+++ b/examples/physics_2d.cpp
@@ -11,7 +11,7 @@
 
 #include <psemek/util/clock.hpp>
 #include <psemek/util/recursive.hpp>
-#include <psemek/util/profiler.hpp>
+#include <psemek/prof/profiler.hpp>
 
 #include <psemek/async/event_loop.hpp>
 
@@ -198,7 +198,7 @@ struct physics_2d_app
 
 	~physics_2d_app()
 	{
-		util::profiler::dump();
+		prof::profiler::dump();
 	}
 
 	void on_resize(int width, int height) override
@@ -265,7 +265,7 @@ struct physics_2d_app
 
 	void update() override
 	{
-		util::profiler prof("update");
+		prof::profiler prof("update");
 
 		float MOTOR = 15.f;
 
diff --git a/libs/gfx/CMakeLists.txt b/libs/gfx/CMakeLists.txt
index 10318061..d9b7e32e 100644
--- a/libs/gfx/CMakeLists.txt
+++ b/libs/gfx/CMakeLists.txt
@@ -9,7 +9,7 @@ file(GLOB_RECURSE PSEMEK_GFX_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "sou
 
 psemek_add_library(psemek-gfx ${PSEMEK_GFX_HEADERS} ${PSEMEK_GFX_SOURCES})
 target_include_directories(psemek-gfx PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
-target_link_libraries(psemek-gfx PUBLIC psemek-util psemek-geom psemek-cg psemek-random OpenGL::GL PNG::PNG)
+target_link_libraries(psemek-gfx PUBLIC psemek-util psemek-geom psemek-cg psemek-random psemek-io psemek-log OpenGL::GL PNG::PNG)
 if(NOT KHR_PLATFORM_FILE)
 	message(STATUS "KHR/khrplatform.h not found, using a substitute header")
 	target_include_directories(psemek-gfx PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/extra/khr/include")
diff --git a/libs/gfx/source/painter.cpp b/libs/gfx/source/painter.cpp
index ccc6c16d..81f8c25f 100644
--- a/libs/gfx/source/painter.cpp
+++ b/libs/gfx/source/painter.cpp
@@ -5,7 +5,6 @@
 #include <psemek/gfx/resource/font_9x12_png.hpp>
 #include <psemek/geom/constants.hpp>
 #include <psemek/io/memory_stream.hpp>
-#include <psemek/log/log.hpp>
 
 static const char vertex_source[] =
 R"(#version 330
diff --git a/libs/phys/CMakeLists.txt b/libs/phys/CMakeLists.txt
index db5c6437..253ce54b 100644
--- a/libs/phys/CMakeLists.txt
+++ b/libs/phys/CMakeLists.txt
@@ -3,4 +3,4 @@ file(GLOB_RECURSE PSEMEK_PHYS_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "so
 
 psemek_add_library(psemek-phys ${PSEMEK_PHYS_HEADERS} ${PSEMEK_PHYS_SOURCES})
 target_include_directories(psemek-phys PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
-target_link_libraries(psemek-phys PUBLIC psemek-util psemek-geom psemek-cg)
+target_link_libraries(psemek-phys PUBLIC psemek-util psemek-geom psemek-cg psemek-prof)
diff --git a/libs/phys/source/engine_2d.cpp b/libs/phys/source/engine_2d.cpp
index e8452b27..42f4f88e 100644
--- a/libs/phys/source/engine_2d.cpp
+++ b/libs/phys/source/engine_2d.cpp
@@ -1,7 +1,7 @@
 #include <psemek/phys/engine_2d.hpp>
 
 #include <psemek/util/heterogeneous_container.hpp>
-#include <psemek/util/profiler.hpp>
+#include <psemek/prof/profiler.hpp>
 
 #include <psemek/geom/constants.hpp>
 #include <psemek/geom/matrix.hpp>
diff --git a/libs/prof/CMakeLists.txt b/libs/prof/CMakeLists.txt
new file mode 100644
index 00000000..dff881bd
--- /dev/null
+++ b/libs/prof/CMakeLists.txt
@@ -0,0 +1,6 @@
+file(GLOB_RECURSE PSEMEK_PROF_HEADERS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "include/*.hpp")
+file(GLOB_RECURSE PSEMEK_PROF_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "source/*.cpp")
+
+psemek_add_library(psemek-prof ${PSEMEK_PROF_HEADERS} ${PSEMEK_PROF_SOURCES})
+target_include_directories(psemek-prof PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
+target_link_libraries(psemek-prof PUBLIC psemek-log psemek-util)
diff --git a/libs/util/include/psemek/util/profiler.hpp b/libs/prof/include/psemek/prof/profiler.hpp
similarity index 87%
rename from libs/util/include/psemek/util/profiler.hpp
rename to libs/prof/include/psemek/prof/profiler.hpp
index 758a2662..8db78d97 100644
--- a/libs/util/include/psemek/util/profiler.hpp
+++ b/libs/prof/include/psemek/prof/profiler.hpp
@@ -4,7 +4,7 @@
 
 #include <string_view>
 
-namespace psemek::util
+namespace psemek::prof
 {
 
 	struct profiler
@@ -28,4 +28,4 @@ namespace psemek::util
 
 }
 
-#define profile_function [[maybe_unused]] ::psemek::util::profiler prof ## __LINE__ (__PRETTY_FUNCTION__)
+#define profile_function [[maybe_unused]] ::psemek::prof::profiler prof ## __LINE__ (__PRETTY_FUNCTION__)
diff --git a/libs/util/source/profiler.cpp b/libs/prof/source/profiler.cpp
similarity index 97%
rename from libs/util/source/profiler.cpp
rename to libs/prof/source/profiler.cpp
index 2dced95c..23808c5a 100644
--- a/libs/util/source/profiler.cpp
+++ b/libs/prof/source/profiler.cpp
@@ -1,4 +1,4 @@
-#include <psemek/util/profiler.hpp>
+#include <psemek/prof/profiler.hpp>
 #include <psemek/util/pretty_print.hpp>
 #include <psemek/util/statistics.hpp>
 #include <psemek/log/log.hpp>
@@ -11,7 +11,7 @@
 #include <mutex>
 #include <vector>
 
-namespace psemek::util
+namespace psemek::prof
 {
 
 	namespace
@@ -22,7 +22,7 @@ namespace psemek::util
 			profiler_tree * parent = nullptr;
 			std::mutex * mutex = nullptr;
 
-			statistics<double> execution_time;
+			util::statistics<double> execution_time;
 
 			std::map<std::string, profiler_tree> children;
 			std::vector<std::map<std::string, profiler_tree>::iterator> children_list;
diff --git a/libs/util/CMakeLists.txt b/libs/util/CMakeLists.txt
index 0cbaeed7..7821099f 100644
--- a/libs/util/CMakeLists.txt
+++ b/libs/util/CMakeLists.txt
@@ -6,6 +6,6 @@ file(GLOB_RECURSE PSEMEK_UTIL_SOURCES RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "so
 
 psemek_add_library(psemek-util ${PSEMEK_UTIL_HEADERS} ${PSEMEK_UTIL_SOURCES})
 target_include_directories(psemek-util PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
-target_link_libraries(psemek-util PUBLIC psemek-log ${CMAKE_THREAD_LIBS_INIT} Boost::boost)
+target_link_libraries(psemek-util PUBLIC ${CMAKE_THREAD_LIBS_INIT} Boost::boost)
 
 psemek_glob_tests(psemek-util tests)