diff --git a/src/ui.c b/src/ui.c
index 1da846c..4043bac 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -111,28 +111,28 @@ letter_t small_font[ 128 ] = {
     {0,                 0,                  0               }, /* a */
     {0,                 0,                  0               }, /* b */
     {0,                 0,                  0               }, /* c */
-    {0,                 0,                  0               }, /* d */
-    {0,                 0,                  0               }, /* e */
+    {d_width,           d_height,           d_bits          },
+    {e_width,           e_height,           e_bits          },
     {0,                 0,                  0               }, /* f */
     {0,                 0,                  0               }, /* g */
     {0,                 0,                  0               }, /* h */
-    {0,                 0,                  0               }, /* i */
+    {i_width,           i_height,           i_bits          },
     {0,                 0,                  0               }, /* j */
     {0,                 0,                  0               }, /* k */
     {0,                 0,                  0               }, /* l */
     {0,                 0,                  0               }, /* m */
     {0,                 0,                  0               }, /* n */
     {0,                 0,                  0               }, /* o */
-    {0,                 0,                  0               }, /* p */
+    {p_width,           p_height,           p_bits          },
     {0,                 0,                  0               }, /* q */
-    {0,                 0,                  0               }, /* r */
-    {0,                 0,                  0               }, /* s */
-    {0,                 0,                  0               }, /* t */
+    {r_width,           r_height,           r_bits          },
+    {s_width,           s_height,           s_bits          },
+    {t_width,           t_height,           t_bits          },
     {0,                 0,                  0               }, /* u */
-    {0,                 0,                  0               }, /* v */
-    {0,                 0,                  0               }, /* w */
+    {v_width,           v_height,           v_bits          },
+    {w_width,           w_height,           w_bits          },
     {0,                 0,                  0               }, /* x */
-    {0,                 0,                  0               }, /* y */
+    {y_width,           y_height,           y_bits          },
     {0,                 0,                  0               }, /* z */
     {lcurly_width,      lcurly_height,      lcurly_bits     },
     {0,                 0,                  0               },
diff --git a/src/ui_bitmaps_small_font.h b/src/ui_bitmaps_small_font.h
index 53444b3..0a46923 100644
--- a/src/ui_bitmaps_small_font.h
+++ b/src/ui_bitmaps_small_font.h
@@ -85,6 +85,66 @@ static unsigned char nine_bits[] = {
 #define small_colon_height 7
 static unsigned char small_colon_bits[] = { 0x00, 0x03, 0x03, 0x00, 0x03, 0x03, 0x00 };
 
+#define d_width 5
+#define d_height 7
+static unsigned char d_bits[] = {
+    16, 16, 30, 17, 17, 30, 0,
+};
+
+#define e_width 5
+#define e_height 7
+static unsigned char e_bits[] = {
+    0, 14, 17, 15, 1, 14, 0,
+};
+
+#define i_width 5
+#define i_height 7
+static unsigned char i_bits[] = {
+    4, 0, 6, 4, 4, 14, 0,
+};
+
+#define p_width 5
+#define p_height 7
+static unsigned char p_bits[] = {
+    0, 15, 17, 17, 15, 1, 1,
+};
+
+#define r_width 5
+#define r_height 7
+static unsigned char r_bits[] = {
+    0, 29, 3, 1, 1, 1, 0,
+};
+
+#define s_width 5
+#define s_height 7
+static unsigned char s_bits[] = {
+    0, 30, 1, 14, 16, 15, 0,
+};
+
+#define t_width 5
+#define t_height 7
+static unsigned char t_bits[] = {
+    2, 15, 2, 2, 2, 12, 0,
+};
+
+#define v_width 5
+#define v_height 7
+static unsigned char v_bits[] = {
+    0, 17, 17, 10, 10, 4, 0,
+};
+
+#define w_width 5
+#define w_height 7
+static unsigned char w_bits[] = {
+    0, 17, 17, 21, 21, 10, 0,
+};
+
+#define y_width 5
+#define y_height 7
+static unsigned char y_bits[] = {
+    0, 0, 17, 17, 30, 16, 15,
+};
+
 #define A_width 5
 #define A_height 7
 static unsigned char A_bits[] = { 0x0e, 0x11, 0x11, 0x1f, 0x11, 0x11, 0x11 };
diff --git a/src/ui_sdl2.c b/src/ui_sdl2.c
index 85a2336..5ee88ed 100644
--- a/src/ui_sdl2.c
+++ b/src/ui_sdl2.c
@@ -826,7 +826,6 @@ static void _show_key( int hpkey )
 
 static void _draw_serial_devices_path( void )
 {
-    int i = 0;
     char text[ 1024 ] = "";
 
     if ( config.verbose ) {
@@ -835,25 +834,15 @@ static void _draw_serial_devices_path( void )
     }
 
     if ( wire_name ) {
-        char wire_name_uppercase[ strlen( wire_name ) ];
-        strcpy( wire_name_uppercase, wire_name );
-        for ( i = 0; i < ( int )strlen( wire_name ); i++ )
-            wire_name_uppercase[ i ] = toupper( wire_name_uppercase[ i ] );
-
-        strcat( text, "WIRE: " );
-        strcat( text, wire_name_uppercase );
+        strcat( text, "wire: " );
+        strcat( text, wire_name );
     }
     if ( ir_name ) {
-        char ir_name_uppercase[ strlen( ir_name ) ];
-        strcpy( ir_name_uppercase, ir_name );
-        for ( i = 0; i < ( int )strlen( ir_name ); i++ )
-            ir_name_uppercase[ i ] = toupper( ir_name_uppercase[ i ] );
-
         if ( strlen( text ) > 0 )
             strcat( text, " | " );
 
         strcat( text, "IR: " );
-        strcat( text, ir_name_uppercase );
+        strcat( text, ir_name );
     }
 
     if ( strlen( text ) > 0 )