diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 44718f1..248b236 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,7 +1,6 @@
 add_subdirectory(log)
 add_subdirectory(times)
 add_subdirectory(tuple)
-add_subdirectory(hexdump)
 add_subdirectory(packet)
 add_subdirectory(packet_io)
 add_subdirectory(id_generator)
diff --git a/src/hexdump/CMakeLists.txt b/src/hexdump/CMakeLists.txt
deleted file mode 100644
index 81215e1..0000000
--- a/src/hexdump/CMakeLists.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-add_library(hexdump hexdump.cpp)
-target_include_directories(hexdump PUBLIC ${CMAKE_CURRENT_LIST_DIR})
-target_link_libraries(hexdump)
\ No newline at end of file
diff --git a/src/hexdump/hexdump.h b/src/hexdump/hexdump.h
deleted file mode 100644
index 24a8f8f..0000000
--- a/src/hexdump/hexdump.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#pragma once
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-#include <stdint.h>
-#include <stdio.h>
-
-void hexdump_to_fd(int fd, uint32_t idx, const char *data, uint16_t len);
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/src/packet/CMakeLists.txt b/src/packet/CMakeLists.txt
index 55f2812..d644619 100644
--- a/src/packet/CMakeLists.txt
+++ b/src/packet/CMakeLists.txt
@@ -2,6 +2,7 @@ add_library(packet packet_parse.cpp packet_craft.cpp packet_dump.cpp packet_util
 target_include_directories(packet PUBLIC ${CMAKE_CURRENT_LIST_DIR})
 target_include_directories(packet PUBLIC ${CMAKE_SOURCE_DIR}/deps/uthash)
 target_include_directories(packet PUBLIC ${CMAKE_SOURCE_DIR}/include)
-target_link_libraries(packet hexdump tuple log)
+target_include_directories(packet PUBLIC ${CMAKE_SOURCE_DIR}/src/utils)
+target_link_libraries(packet tuple log)
 
 add_subdirectory(test)
\ No newline at end of file
diff --git a/src/packet/packet_dump.cpp b/src/packet/packet_dump.cpp
index 854d9c2..a4ccfd7 100644
--- a/src/packet/packet_dump.cpp
+++ b/src/packet/packet_dump.cpp
@@ -5,7 +5,7 @@
 #include <sys/time.h>
 
 #include "log.h"
-#include "hexdump.h"
+#include "utils.h"
 #include "eth_utils.h"
 #include "gre_utils.h"
 #include "udp_utils.h"
diff --git a/src/stellar/CMakeLists.txt b/src/stellar/CMakeLists.txt
index bc2c897..5f665eb 100644
--- a/src/stellar/CMakeLists.txt
+++ b/src/stellar/CMakeLists.txt
@@ -1,5 +1,5 @@
 set(SOURCE stellar_config.cpp stellar_stat.cpp stellar_core.cpp)
-set(LIBRARY times session_manager plugin_manager ip_reassembly packet_io packet pthread fieldstat4 toml hexdump)
+set(LIBRARY times session_manager plugin_manager ip_reassembly packet_io packet pthread fieldstat4 toml)
 
 add_library(stellar_core STATIC ${SOURCE})
 target_link_libraries(stellar_core PUBLIC ${LIBRARY})
diff --git a/src/hexdump/hexdump.cpp b/src/utils/utils.h
similarity index 85%
rename from src/hexdump/hexdump.cpp
rename to src/utils/utils.h
index a2d19cc..7155d9f 100644
--- a/src/hexdump/hexdump.cpp
+++ b/src/utils/utils.h
@@ -1,6 +1,14 @@
-#include "hexdump.h"
+#pragma once
 
-void hexdump_to_fd(int fd, uint32_t idx, const char *data, uint16_t len)
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <stdint.h>
+#include <stdio.h>
+
+static inline void hexdump_to_fd(int fd, uint32_t idx, const char *data, uint16_t len)
 {
     uint16_t i = 0;
     uint16_t used = 0;
@@ -48,4 +56,8 @@ void hexdump_to_fd(int fd, uint32_t idx, const char *data, uint16_t len)
         }
         dprintf(fd, "%s\n", line);
     }
-}
\ No newline at end of file
+}
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/test/debug_plugin/CMakeLists.txt b/test/debug_plugin/CMakeLists.txt
index 4513145..3f45af8 100644
--- a/test/debug_plugin/CMakeLists.txt
+++ b/test/debug_plugin/CMakeLists.txt
@@ -1,7 +1,8 @@
 # build libdebug_plugin.so
 add_library(debug_plugin SHARED debug_plugin.cpp)
-target_link_libraries(debug_plugin stellar_devel hexdump session_manager packet)
+target_link_libraries(debug_plugin stellar_devel session_manager packet)
 target_include_directories(debug_plugin PUBLIC ${CMAKE_SOURCE_DIR}/include/)
+target_include_directories(debug_plugin PUBLIC ${CMAKE_SOURCE_DIR}/src/utils)
 set_target_properties(debug_plugin PROPERTIES LINK_FLAGS "-Wl,--version-script=${CMAKE_CURRENT_LIST_DIR}/version.map")
 
 file(COPY ./conf/ DESTINATION ./conf/)
\ No newline at end of file
diff --git a/test/debug_plugin/debug_plugin.cpp b/test/debug_plugin/debug_plugin.cpp
index 35e234f..e2954f0 100644
--- a/test/debug_plugin/debug_plugin.cpp
+++ b/test/debug_plugin/debug_plugin.cpp
@@ -9,7 +9,7 @@
 #include <pthread.h>
 #include <arpa/inet.h>
 
-#include "hexdump.h"
+#include "utils.h"
 #include "session_utils.h"
 #include "packet_dump.h"
 #include "stellar/packet.h"