diff --git a/hb/common/include/debug_file.h b/hb/common/include/debug_file.h
index 4660cd87b..29dbf689e 100644
--- a/hb/common/include/debug_file.h
+++ b/hb/common/include/debug_file.h
@@ -20,12 +20,9 @@
 #define DEBUG_FILE_H
 
 #include "my_fat.h"
-#include "hex.h"
 
 u32 dbg_printf(const char* message);
-static inline u32 dbg_hexa(u32 n) {
-	return dbg_printf(tohex(n));
-}
-void enableDebug(const aFile* debugFileCluster);
+u32 dbg_hexa(u32 n);
+void enableDebug(aFile debugFileCluster);
 
 #endif // DEBUG_FILE_H
diff --git a/hb/common/source/debug_file.c b/hb/common/source/debug_file.c
index cd85ecd2e..d409c00ea 100644
--- a/hb/common/source/debug_file.c
+++ b/hb/common/source/debug_file.c
@@ -21,6 +21,7 @@
 #include <string.h>
 #include <nds/debug.h>
 #include "my_fat.h"
+#include "hex.h"
 
 static bool _debug = false;
 static aFile _debugFileCluster;
@@ -45,4 +46,8 @@ u32 dbg_printf(const char* message) {
 	return ret;
 }
 
+u32 dbg_hexa(u32 n) {
+	return dbg_printf(tohex(n));
+}
+
 #endif
\ No newline at end of file
diff --git a/retail/common/include_fat/debug_file.h b/retail/common/include_fat/debug_file.h
index 4660cd87b..cd683b4c7 100644
--- a/retail/common/include_fat/debug_file.h
+++ b/retail/common/include_fat/debug_file.h
@@ -20,12 +20,9 @@
 #define DEBUG_FILE_H
 
 #include "my_fat.h"
-#include "hex.h"
 
 u32 dbg_printf(const char* message);
-static inline u32 dbg_hexa(u32 n) {
-	return dbg_printf(tohex(n));
-}
+u32 dbg_hexa(u32 n);
 void enableDebug(const aFile* debugFileCluster);
 
 #endif // DEBUG_FILE_H
diff --git a/retail/common/source/debug_file.c b/retail/common/source/debug_file.c
index da9c85e6f..650939dae 100644
--- a/retail/common/source/debug_file.c
+++ b/retail/common/source/debug_file.c
@@ -19,6 +19,7 @@
 #include <string.h>
 #include <nds/debug.h>
 #include "my_fat.h"
+#include "hex.h"
 
 static bool _debug = false;
 static aFile _debugFileCluster;
@@ -44,3 +45,7 @@ u32 dbg_printf(const char* message) {
 
 	return ret;
 }
+
+u32 dbg_hexa(u32 n) {
+	return dbg_printf(tohex(n));
+}