diff --git a/buildSrc/src/main/groovy/modernfix.mod-common-conventions.gradle b/buildSrc/src/main/groovy/modernfix.mod-common-conventions.gradle
index 8cb7a916..9a70fb37 100644
--- a/buildSrc/src/main/groovy/modernfix.mod-common-conventions.gradle
+++ b/buildSrc/src/main/groovy/modernfix.mod-common-conventions.gradle
@@ -16,7 +16,7 @@ dependencies {
     mappings loom.layered() {
         officialMojangMappings()
         if(rootProject.hasProperty("parchment_version")) {
-            parchment("org.parchmentmc.data:parchment-${minecraft_version}:${parchment_version}@zip")
+            parchment("org.parchmentmc.data:parchment-${parchment_mc_version}:${parchment_version}@zip")
         }
     }
     implementation project(":annotations")
diff --git a/gradle.properties b/gradle.properties
index 2011f61a..1ab5311c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,20 +5,21 @@ junit_version=5.10.0-M1
 mixinextras_version=0.3.2
 
 mod_id=modernfix
-minecraft_version=1.21
+minecraft_version=1.21.1
 enabled_platforms=fabric,neoforge
-forge_version=21.0.111-beta
+forge_version=21.1.15
 parchment_version=2024.07.07
+parchment_mc_version=1.21
 refined_storage_version=4392788
 jei_version=19.0.0.9
 rei_version=13.0.678
 ctm_version=1.21-1.2.0+2
 kubejs_version=1902.6.0-build.142
 rhino_version=1902.2.2-build.268
-supported_minecraft_versions=1.21
+supported_minecraft_versions=1.21.1
 
 fabric_loader_version=0.15.11
-fabric_api_version=0.100.0+1.21
+fabric_api_version=0.102.1+1.21.1
 
 continuity_version=3.0.0-beta.4+1.20.2