diff --git a/base/keycodes.hpp b/base/keycodes.hpp
index fd5dd091..64fccac8 100644
--- a/base/keycodes.hpp
+++ b/base/keycodes.hpp
@@ -17,16 +17,38 @@
 #define KEY_S 0x53
 #define KEY_D 0x44
 #define KEY_P 0x50
+//
+#define KEY_SPACE 0x20
+#define KEY_KPADD 0x6B
+#define KEY_KPSUB 0x6D
+#define KEY_B 0x42
+#define KEY_F 0x46
+#define KEY_L 0x4C
+#define KEY_N 0x4E
+#define KEY_O 0x4F
+#define KEY_T 0x54
+//
 #elif defined(__ANDROID__)
 #elif defined(__linux__)
 #define KEY_ESCAPE 0x9
+#define KEY_F1 0x43
+#define KEY_F2 0x44
 #define KEY_W 0x19
 #define KEY_A 0x26
 #define KEY_S 0x27
 #define KEY_D 0x28
 #define KEY_P 0x21
-#define KEY_F1 0x43
-#define KEY_F2 0x44 
+//
+#define KEY_SPACE 0x41
+#define KEY_KPADD 0x56
+#define KEY_KPSUB 0x52
+#define KEY_B 0x38
+#define KEY_F 0x29
+#define KEY_L 0x2E
+#define KEY_N 0x39
+#define KEY_O 0x20
+#define KEY_T 0x1C
+//
 #endif
 
 // todo: Android gamepad keycodes outside of define for now
@@ -36,4 +58,4 @@
 #define GAMEPAD_BUTTON_Y 0x1003
 #define GAMEPAD_BUTTON_L1 0x1004
 #define GAMEPAD_BUTTON_R1 0x1005
-#define GAMEPAD_BUTTON_START 0x1006
\ No newline at end of file
+#define GAMEPAD_BUTTON_START 0x1006