diff --git a/src/test-resources/basic/images/bg.toml b/src/test-resources/basic/images/bg.txt
similarity index 80%
rename from src/test-resources/basic/images/bg.toml
rename to src/test-resources/basic/images/bg.txt
index 2c87bcd..3ed0ee1 100644
--- a/src/test-resources/basic/images/bg.toml
+++ b/src/test-resources/basic/images/bg.txt
@@ -1,4 +1,3 @@
-pixels = """
 00000000
 00000000
 00000000
@@ -7,4 +6,3 @@ pixels = """
 00000000
 00000000
 00000000
-"""
diff --git a/src/test-resources/basic/images/block.toml b/src/test-resources/basic/images/block.txt
similarity index 80%
rename from src/test-resources/basic/images/block.toml
rename to src/test-resources/basic/images/block.txt
index e75fcbd..c982cd0 100644
--- a/src/test-resources/basic/images/block.toml
+++ b/src/test-resources/basic/images/block.txt
@@ -1,4 +1,3 @@
-pixels = """
 11111111
 10000001
 10000001
@@ -7,4 +6,3 @@ pixels = """
 10000001
 10000001
 11111111
-"""
diff --git a/src/test-resources/basic/images/cat.toml b/src/test-resources/basic/images/cat.txt
similarity index 80%
rename from src/test-resources/basic/images/cat.toml
rename to src/test-resources/basic/images/cat.txt
index 86b80a2..5d8b9c9 100644
--- a/src/test-resources/basic/images/cat.toml
+++ b/src/test-resources/basic/images/cat.txt
@@ -1,4 +1,3 @@
-pixels = """
 00000000
 00000000
 02020002
@@ -7,4 +6,3 @@ pixels = """
 02222200
 00222200
 00200200
-"""