diff --git a/mods/tnt/README.txt b/mods/tnt/README.txt
index 11c0c31..47c314b 100644
--- a/mods/tnt/README.txt
+++ b/mods/tnt/README.txt
@@ -24,5 +24,23 @@ There are different ways to blow up TNT:
 3. Activate it with mesecons (fastest way)
 Be aware of the damage radius of 7 blocks!
 
-License:
-WTFPL
\ No newline at end of file
+## License of mod
+CC0 1.0
+
+## Sound credits:
+
+TumeniNodes (CC0 1.0)
+   tnt_explode.ogg
+   renamed, edited, and converted to .ogg from Explosion2.wav
+   by steveygos93 (CC0 1.0)
+   <https://freesound.org/s/80401/>
+
+tnt_ignite.ogg
+   renamed, edited, and converted to .ogg from sparkler_fuse_nm.wav
+   by theneedle.tv (CC0 1.0)
+   <https://freesound.org/s/316682/>
+
+tnt_gunpowder_burning.ogg
+   renamed, edited, and converted to .ogg from road flare ignite burns.wav
+   by frankelmedico (CC0 1.0)
+   <https://freesound.org/s/348767/>
diff --git a/mods/tnt/sounds/tnt_explode.ogg b/mods/tnt/sounds/tnt_explode.ogg
index a414ea0..e00a16c 100644
Binary files a/mods/tnt/sounds/tnt_explode.ogg and b/mods/tnt/sounds/tnt_explode.ogg differ
diff --git a/mods/tnt/sounds/tnt_gunpowder_burning.ogg b/mods/tnt/sounds/tnt_gunpowder_burning.ogg
index 5c5bfaf..8581c2d 100644
Binary files a/mods/tnt/sounds/tnt_gunpowder_burning.ogg and b/mods/tnt/sounds/tnt_gunpowder_burning.ogg differ
diff --git a/mods/tnt/sounds/tnt_ignite.ogg b/mods/tnt/sounds/tnt_ignite.ogg
index 199f206..1a7062e 100644
Binary files a/mods/tnt/sounds/tnt_ignite.ogg and b/mods/tnt/sounds/tnt_ignite.ogg differ