diff --git a/client_pack/kubejs/startup_scripts/registry_blocks.js b/client_pack/kubejs/startup_scripts/registry_blocks.js
index 37f1b77..131ff95 100644
--- a/client_pack/kubejs/startup_scripts/registry_blocks.js
+++ b/client_pack/kubejs/startup_scripts/registry_blocks.js
@@ -42,7 +42,7 @@ StartupEvents.registry('block', event => {
 		.tagBlock('minecraft:needs_diamond_tool')
 
 	// Renegade Glass — the TARDIS-blue glass of the Flight. Purely decorative.
-	event.create('scicraft:renegade_glass', 'glass')
+	event.create('scicraft:renegade_glass')
 		.texture('scicraft:block/renegade_glass')
 		.hardness(0.3)
 		.resistance(0.3)
diff --git a/server_pack/kubejs/startup_scripts/registry_blocks.js b/server_pack/kubejs/startup_scripts/registry_blocks.js
index 37f1b77..131ff95 100644
--- a/server_pack/kubejs/startup_scripts/registry_blocks.js
+++ b/server_pack/kubejs/startup_scripts/registry_blocks.js
@@ -42,7 +42,7 @@ StartupEvents.registry('block', event => {
 		.tagBlock('minecraft:needs_diamond_tool')
 
 	// Renegade Glass — the TARDIS-blue glass of the Flight. Purely decorative.
-	event.create('scicraft:renegade_glass', 'glass')
+	event.create('scicraft:renegade_glass')
 		.texture('scicraft:block/renegade_glass')
 		.hardness(0.3)
 		.resistance(0.3)