diff --git a/gradle/test.libs.versions.toml b/gradle/test.libs.versions.toml
index 0f8f4950d..4bc6312a1 100644
--- a/gradle/test.libs.versions.toml
+++ b/gradle/test.libs.versions.toml
@@ -7,7 +7,7 @@ java-debug = "0.52.0"
 mixin = "0.15.3+mixin.0.8.7"
 
 gradle-nightly = "8.12-20241110002642+0000"
-fabric-loader = "0.16.5"
+fabric-loader = "0.16.9"
 fabric-installer = "1.0.1"
 
 [libraries]
diff --git a/src/test/groovy/net/fabricmc/loom/test/integration/FabricAPITest.groovy b/src/test/groovy/net/fabricmc/loom/test/integration/FabricAPITest.groovy
index 3ddf503ab..53547032a 100644
--- a/src/test/groovy/net/fabricmc/loom/test/integration/FabricAPITest.groovy
+++ b/src/test/groovy/net/fabricmc/loom/test/integration/FabricAPITest.groovy
@@ -75,7 +75,7 @@ class FabricAPITest extends Specification implements GradleProjectTestTrait {
 
 				dependencies {
                     minecraft "com.mojang:minecraft:${minecraftVersion}"
-                    mappings "net.fabricmc:yarn:${minecraftVersion}+build.1:v2"
+                    mappings "net.fabricmc:yarn:${minecraftVersion}+build.2:v2"
 
 					modImplementation "net.fabricmc.fabric-api:fabric-api:999.0.0"
                 }