diff --git a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/core.gradle.kts b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/core.gradle.kts
index 4562792..e53fd69 100644
--- a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/core.gradle.kts
+++ b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/core.gradle.kts
@@ -14,6 +14,7 @@ evaluationDependsOn(":core")
 sourceSets {
 	getByName("testmod") {
 		compileClasspath += project(":core").sourceSets["testmod"].output
+		runtimeClasspath += project(":core").sourceSets["testmod"].output
 	}
 }
 
diff --git a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/extensions.local.gradle.kts b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/extensions.local.gradle.kts
index 751e15c..09a5d2a 100644
--- a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/extensions.local.gradle.kts
+++ b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/module/extensions.local.gradle.kts
@@ -19,6 +19,7 @@ evaluationDependsOn(":${platform.mapModuleName("extensions")}")
 sourceSets {
 	getByName("main") {
 		compileClasspath += project(":extensions").sourceSets["main"].output
+		runtimeClasspath += project(":extensions").sourceSets["main"].output
 	}
 	getByName("testmod") {
 		compileClasspath += project(":extensions").sourceSets["main"].output
diff --git a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/fabric.gradle.kts b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/fabric.gradle.kts
index 8f4de3d..ce2f0d8 100644
--- a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/fabric.gradle.kts
+++ b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/fabric.gradle.kts
@@ -18,16 +18,9 @@ plugins.apply(libs.plugins.loom.get().pluginId)
 val xplatProject = project.ext["xplat_project"] as Project
 
 sourceSets {
-	getByName("main") {
-		compileClasspath += xplatProject.sourceSets["main"].output
-	}
 	getByName("testmod") {
-		compileClasspath += xplatProject.sourceSets["testmod"].output
-		runtimeClasspath += xplatProject.sourceSets["testmod"].output
-
 		// Loom seems to only like it when I do this, annoying but reasonable for it to do the bare minimum within the 'mods' block.
 		runtimeClasspath += sourceSets["main"].output
-		runtimeClasspath += xplatProject.sourceSets["main"].output
 	}
 }
 
diff --git a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/loader.gradle.kts b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/loader.gradle.kts
index 3fbbca7..d0f1941 100644
--- a/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/loader.gradle.kts
+++ b/build_logic/src/main/kotlin/lgbt/greenhouse/cowponents/gradle/platform/loader.gradle.kts
@@ -24,6 +24,7 @@ evaluationDependsOn(xplatProjectName)
 sourceSets {
 	getByName("main") {
 		compileClasspath += xplatProject.sourceSets["main"].output
+		runtimeClasspath += xplatProject.sourceSets["main"].output
 	}
 	getByName("testmod") {
 		compileClasspath += xplatProject.sourceSets["testmod"].output
diff --git a/core/neoforge/build.gradle.kts b/core/neoforge/build.gradle.kts
index 8c04de7..4ad4225 100644
--- a/core/neoforge/build.gradle.kts
+++ b/core/neoforge/build.gradle.kts
@@ -84,7 +84,7 @@ fun NamedDomainObjectContainer<RunModel>.registerTasks(moduleProperties: Propert
 
 	configureEach {
 		tasksBefore.add(xplatProject.tasks.named("compileTestmodJava"))
-		tasksBefore.add(xplatProject.tasks.named("compileTestmodJava"))
+		tasksBefore.add(xplatProject.tasks.named("processTestmodResources"))
 		tasksBefore.add(neoforgeProject.tasks.named("compileTestmodJava"))
 		tasksBefore.add(neoforgeProject.tasks.named("processTestmodResources"))
 	}