diff --git a/pom.xml b/pom.xml
index fc4c40e..26c6903 100644
--- a/pom.xml
+++ b/pom.xml
@@ -58,7 +58,7 @@
         <!-- Non-minecraft related dependencies -->
         <powermock.version>2.0.9</powermock.version>
         <!-- More visible way how to change dependency versions -->
-        <spigot.version>1.19.4-R0.1-SNAPSHOT</spigot.version>
+        <spigot.version>1.20.4-R0.1-SNAPSHOT</spigot.version>
         <bentobox.version>2.0.0-SNAPSHOT</bentobox.version>
         <!-- Revision variable removes warning about dynamic version -->
         <revision>${build.version}-SNAPSHOT</revision>
diff --git a/src/main/resources/blueprints/classic-lshape.blu b/src/main/resources/blueprints/classic-lshape.blu
index 00b76b6..5a8562a 100644
Binary files a/src/main/resources/blueprints/classic-lshape.blu and b/src/main/resources/blueprints/classic-lshape.blu differ
diff --git a/src/main/resources/blueprints/double.blu b/src/main/resources/blueprints/double.blu
index 5e4c439..05c6823 100644
Binary files a/src/main/resources/blueprints/double.blu and b/src/main/resources/blueprints/double.blu differ