diff --git a/data/tilesets/headers.inc b/data/tilesets/headers.inc
index 38e74bb66a..f495aae2c0 100644
--- a/data/tilesets/headers.inc
+++ b/data/tilesets/headers.inc
@@ -57,7 +57,7 @@ gTileset_Slateport:: @ 83DF764
 gTileset_Mauville:: @ 83DF77C
 	.byte TRUE @ is compressed
 	.byte TRUE @ is secondary tileset
-	.2byte 0 @ padding
+	.2byte 0x12 @ lightPalettes 7,10
 	.4byte gTilesetTiles_Mauville
 	.4byte gTilesetPalettes_Mauville
 	.4byte gMetatiles_Mauville
diff --git a/data/tilesets/secondary/mauville/metatiles.bin b/data/tilesets/secondary/mauville/metatiles.bin
index a71ead8e57..d138404658 100644
Binary files a/data/tilesets/secondary/mauville/metatiles.bin and b/data/tilesets/secondary/mauville/metatiles.bin differ
diff --git a/data/tilesets/secondary/mauville/palettes/07.pal b/data/tilesets/secondary/mauville/palettes/07.pal
index fa1dbd2962..b74a8c0097 100644
--- a/data/tilesets/secondary/mauville/palettes/07.pal
+++ b/data/tilesets/secondary/mauville/palettes/07.pal
@@ -1,7 +1,7 @@
 JASC-PAL
 0100
 16
-123 180 189
+16 64 0
 255 255 180
 238 238 90
 213 213 65
@@ -9,11 +9,11 @@ JASC-PAL
 131 131 139
 98 98 123
 65 74 106
-41 49 90
+168 200 224
 213 213 213
 164 164 172
 230 197 246
 213 139 222
 197 115 164
 148 98 106
-172 205 230
+40 48 88
diff --git a/data/tilesets/secondary/mauville/palettes/08.pal b/data/tilesets/secondary/mauville/palettes/08.pal
index bc7cb5c883..3742cfd9ba 100644
--- a/data/tilesets/secondary/mauville/palettes/08.pal
+++ b/data/tilesets/secondary/mauville/palettes/08.pal
@@ -2,18 +2,18 @@ JASC-PAL
 0100
 16
 123 180 189
-115 189 246
+0 248 0
 131 197 98
 57 139 49
 57 82 0
 255 255 98
 255 255 255
 222 230 238
-189 205 230
+0 248 0
 255 172 222
 230 131 180
 213 90 139
-164 213 197
+0 248 0
 115 197 164
-65 180 131
-24 164 106
+0 248 0
+0 248 0
diff --git a/data/tilesets/secondary/mauville/palettes/09.pal b/data/tilesets/secondary/mauville/palettes/09.pal
index 9c37027c3d..312bb1aac7 100644
--- a/data/tilesets/secondary/mauville/palettes/09.pal
+++ b/data/tilesets/secondary/mauville/palettes/09.pal
@@ -2,18 +2,18 @@ JASC-PAL
 0100
 16
 123 180 189
-255 255 255
+248 0 248
 131 197 98
 57 139 49
 57 82 0
 255 255 98
 172 197 230
-139 164 222
-106 131 213
+248 0 248
+248 0 248
 255 230 148
 238 197 115
-230 172 82
+248 0 248
 164 213 197
 115 197 164
-65 180 131
-24 164 106
+248 0 248
+248 0 248
diff --git a/data/tilesets/secondary/mauville/palettes/10.pal b/data/tilesets/secondary/mauville/palettes/10.pal
index a2e1cdc176..5b3c5e6ef2 100644
--- a/data/tilesets/secondary/mauville/palettes/10.pal
+++ b/data/tilesets/secondary/mauville/palettes/10.pal
@@ -1,7 +1,7 @@
 JASC-PAL
 0100
 16
-123 180 189
+16 128 8
 255 255 255
 148 222 205
 123 180 172
@@ -9,9 +9,9 @@ JASC-PAL
 131 131 139
 98 98 123
 65 74 106
-41 49 90
+144 216 248
 246 197 98
-148 222 255
+144 216 248
 230 172 238
 213 139 222
 197 115 164
diff --git a/data/tilesets/secondary/mauville/tiles.png b/data/tilesets/secondary/mauville/tiles.png
index 208a052c53..68e2f49dcd 100644
Binary files a/data/tilesets/secondary/mauville/tiles.png and b/data/tilesets/secondary/mauville/tiles.png differ