diff --git a/src/test_nufli.c b/src/test_nufli.c
deleted file mode 100644
index 92fe0db..0000000
--- a/src/test_nufli.c
+++ /dev/null
@@ -1,17 +0,0 @@
-#include "memmap.h"
-#include "nufli.h"
-#include <c64/vic.h>
-
-int main(void)
-{
-    memmap_setup();
-    
-    // Just try to access the NUFLI data
-    const unsigned char *data = nufli_get_screen(0);
-    
-    // Infinite loop
-    for (;;)
-        ;
-    
-    return 0;
-}
diff --git a/src/test_nufli2.c b/src/test_nufli2.c
deleted file mode 100644
index 1533e4e..0000000
--- a/src/test_nufli2.c
+++ /dev/null
@@ -1,18 +0,0 @@
-#include "memmap.h"
-#include "nufli.h"
-#include <c64/vic.h>
-
-int main(void)
-{
-    memmap_setup();
-    
-    // Try to display NUFLI image
-    const unsigned char *data = nufli_get_screen(0);
-    nufli_show(data);
-    
-    // Infinite loop
-    for (;;)
-        ;
-    
-    return 0;
-}
diff --git a/src/test_simple.c b/src/test_simple.c
deleted file mode 100644
index ff940e4..0000000
--- a/src/test_simple.c
+++ /dev/null
@@ -1,16 +0,0 @@
-#include "memmap.h"
-#include <c64/vic.h>
-
-int main(void)
-{
-    memmap_setup();
-    
-    // Set border color to red
-    vic.color_border = 2;
-    
-    // Infinite loop
-    for (;;)
-        ;
-    
-    return 0;
-}