diff --git a/src/pc/configfile.c b/src/pc/configfile.c
index 10ff1e6..a2de665 100644
--- a/src/pc/configfile.c
+++ b/src/pc/configfile.c
@@ -34,6 +34,7 @@ bool configFullscreen            = false;
 unsigned int configKeyA          = 0x26;
 unsigned int configKeyB          = 0x33;
 unsigned int configKeyStart      = 0x39;
+unsigned int configKeyL          = 0x34;
 unsigned int configKeyR          = 0x36;
 unsigned int configKeyZ          = 0x25;
 unsigned int configKeyCUp        = 0x148;
@@ -51,6 +52,7 @@ static const struct ConfigOption options[] = {
     {.name = "key_a",          .type = CONFIG_TYPE_UINT, .uintValue = &configKeyA},
     {.name = "key_b",          .type = CONFIG_TYPE_UINT, .uintValue = &configKeyB},
     {.name = "key_start",      .type = CONFIG_TYPE_UINT, .uintValue = &configKeyStart},
+    {.name = "key_l",          .type = CONFIG_TYPE_UINT, .uintValue = &configKeyL},
     {.name = "key_r",          .type = CONFIG_TYPE_UINT, .uintValue = &configKeyR},
     {.name = "key_z",          .type = CONFIG_TYPE_UINT, .uintValue = &configKeyZ},
     {.name = "key_cup",        .type = CONFIG_TYPE_UINT, .uintValue = &configKeyCUp},
diff --git a/src/pc/configfile.h b/src/pc/configfile.h
index ae9070b..7128aaa 100644
--- a/src/pc/configfile.h
+++ b/src/pc/configfile.h
@@ -5,6 +5,7 @@ extern bool         configFullscreen;
 extern unsigned int configKeyA;
 extern unsigned int configKeyB;
 extern unsigned int configKeyStart;
+extern unsigned int configKeyL;
 extern unsigned int configKeyR;
 extern unsigned int configKeyZ;
 extern unsigned int configKeyCUp;
diff --git a/src/pc/controller/controller_keyboard.c b/src/pc/controller/controller_keyboard.c
index a49b86a..87eaee0 100644
--- a/src/pc/controller/controller_keyboard.c
+++ b/src/pc/controller/controller_keyboard.c
@@ -11,7 +11,7 @@
 
 static int keyboard_buttons_down;
 
-static int keyboard_mapping[13][2];
+static int keyboard_mapping[14][2];
 
 static int keyboard_map_scancode(int scancode) {
     int ret = 0;
@@ -58,6 +58,7 @@ static void keyboard_init(void) {
     set_keyboard_mapping(i++, L_CBUTTONS,   configKeyCLeft);
     set_keyboard_mapping(i++, D_CBUTTONS,   configKeyCDown);
     set_keyboard_mapping(i++, R_CBUTTONS,   configKeyCRight);
+    set_keyboard_mapping(i++, L_TRIG,       configKeyL);
     set_keyboard_mapping(i++, R_TRIG,       configKeyR);
     set_keyboard_mapping(i++, START_BUTTON, configKeyStart);