diff --git a/build.gradle b/build.gradle
index 253fd2b..6b3b181 100644
--- a/build.gradle
+++ b/build.gradle
@@ -64,7 +64,7 @@ dependencies {
     modImplementation("maven.modrinth:thin-air:${thinair_version}")
 
     // Ad Astra
-    modImplementation("curse.maven:ad-astra-635042:4774341")
+    modImplementation("maven.modrinth:ad-astra:${adastra_version}")
 
     // Development QOL
     modLocalRuntime("maven.modrinth:lazydfu:${lazydfu_version}")
diff --git a/gradle.properties b/gradle.properties
index 946d2a4..4a71e40 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -25,6 +25,8 @@ org.gradle.jvmargs=-Xmx1G
 	create_version = 0.5.1-f-build.1335+mc1.20.1
 	# https://modrinth.com/mod/thin-air/versions
 	thinair_version = v8.1.5-1.20.1-Fabric
+	# https://modrinth.com/mod/ad-astra/versions
+	adastra_version = MxqFxL9C
 	# set to disabled to have none of them.
 	recipe_viewer = disabled
 	# Mod Menu - https://modrinth.com/mod/modmenu/versions