diff --git a/build.gradle b/build.gradle
index 7013bfb..79129aa 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,12 +15,7 @@ repositories {
 
 configurations {
     errorproneJavac
-    conformanceTestAssertions {
-        attributes {
-            attribute(DocsType.DOCS_TYPE_ATTRIBUTE, objects.named(DocsType, DocsType.SOURCES))
-        }
-    }
-    conformanceTestDeps
+    conformanceTestSuite
 }
 
 ext {
@@ -46,19 +41,8 @@ dependencies {
     testImplementation libs.jspecify.conformanceTestFramework
     testRuntimeOnly libs.jsr305 // jsr305 annotations are in some of the samples
 
-    conformanceTestAssertions("org.jspecify.conformance:conformance-tests:0.0.0-SNAPSHOT") {
-        capabilities {
-            // Depend on the assertion sources
-            requireCapability "org.jspecify.conformance:conformance-tests-assertions"
-        }
-    }
-
-    conformanceTestDeps("org.jspecify.conformance:conformance-tests:0.0.0-SNAPSHOT") {
-        capabilities {
-            // Depend on the assertion dependencies
-            requireCapability "org.jspecify.conformance:conformance-tests-deps"
-        }
-    }
+    // TODO: Depend on a group:artifact:version rather than a file.
+    conformanceTestSuite files("${jspecify.projectDir}/conformance-tests/build/distributions/conformance-tests-0.0.0-SNAPSHOT.zip")
 
     errorproneJavac libs.errorProne.javac
     errorprone libs.errorProne.core
@@ -132,31 +116,38 @@ tasks.register('jspecifySamplesTest', Test) {
     inputs.files("${jspecify.projectDir}/samples")
 }
 
-tasks.register('unzipConformanceTestAssertions', Copy) {
-    dependsOn configurations.conformanceTestAssertions
-    from zipTree(configurations.conformanceTestAssertions.singleFile)
+tasks.register('unzipConformanceTestSuite', Copy) {
+    // TODO: Don't explicitly depend on an included build's task.
+    dependsOn jspecify.task(':conformance-tests:build')
+    dependsOn configurations.conformanceTestSuite
+    from zipTree(configurations.conformanceTestSuite.singleFile)
     into layout.buildDirectory.dir("conformanceTests")
 }
 
 tasks.register('conformanceTests', Test) {
     group = 'verification'
-    dependsOn 'unzipConformanceTestAssertions', configurations.conformanceTestDeps
     include '**/ConformanceTest.class'
 
     // Conformance tests
-    def conformanceTestsDir = tasks.named('unzipConformanceTestAssertions', Copy).get().destinationDir
-    inputs.dir(conformanceTestsDir)
+    inputs.files(unzipConformanceTestSuite)
     inputs.files("tests/ConformanceTest-report.txt")
-    inputs.files(configurations.conformanceTestDeps)
-    systemProperty("JSpecifyConformanceTest.inputs", "$conformanceTestsDir/org/jspecify/conformance/tests")
-    systemProperty("JSpecifyConformanceTest.report", "tests/ConformanceTest-report.txt")
-    systemProperty("JSpecifyConformanceTest.deps", configurations.conformanceTestDeps.join(":"))
+    doFirst {
+        systemProperties([
+            "JSpecifyConformanceTest.inputs": "${unzipConformanceTestSuite.destinationDir}/assertions/org/jspecify/conformance/tests",
+            "JSpecifyConformanceTest.report": "tests/ConformanceTest-report.txt",
+            "JSpecifyConformanceTest.deps"  : fileTree("${unzipConformanceTestSuite.destinationDir}/deps").join(":")
+        ])
+    }
 
     // Conformance tests run on the samples directory
     inputs.dir("${jspecify.projectDir}/samples")
     inputs.files("tests/ConformanceTestOnSamples-report.txt")
-    systemProperty("JSpecifyConformanceTest.samples.inputs", "${jspecify.projectDir}/samples")
-    systemProperty("JSpecifyConformanceTest.samples.report", "tests/ConformanceTestOnSamples-report.txt")
+    doFirst {
+        systemProperties([
+            "JSpecifyConformanceTest.samples.inputs": "${jspecify.projectDir}/samples",
+            "JSpecifyConformanceTest.samples.report": "tests/ConformanceTestOnSamples-report.txt"
+        ])
+    }
 }
 
 tasks.named('check').configure {
diff --git a/src/test/java/tests/ConformanceTest.java b/src/test/java/tests/ConformanceTest.java
index 4efae68..052b3e4 100644
--- a/src/test/java/tests/ConformanceTest.java
+++ b/src/test/java/tests/ConformanceTest.java
@@ -97,7 +97,7 @@ public final class ConformanceTest {
 
   private static final ImmutableList<Path> TEST_DEPS =
       Stream.ofNullable(System.getProperty("JSpecifyConformanceTest.deps"))
-          .flatMap(Splitter.on(':')::splitToStream)
+          .flatMap(Splitter.on(':').trimResults().omitEmptyStrings()::splitToStream)
           .map(Paths::get)
           .collect(toImmutableList());
 
diff --git a/tests/ConformanceTest-report.txt b/tests/ConformanceTest-report.txt
index 5ddbf4d..65fadef 100644
--- a/tests/ConformanceTest-report.txt
+++ b/tests/ConformanceTest-report.txt
@@ -1,4 +1,4 @@
-# 10 pass; 6 fail; 16 total; 62.5% score
+# 12 pass; 6 fail; 18 total; 66.7% score
 PASS: Basic.java:26 test:expression-type:Object?:nullable
 PASS: Basic.java:26 test:sink-type:Object!:return
 PASS: Basic.java:26 test:cannot-convert:Object? to Object!
@@ -15,3 +15,5 @@ FAIL: Irrelevant.java:43 test:irrelevant-annotation:Nullable
 FAIL: Irrelevant.java:47 test:irrelevant-annotation:NullMarked
 FAIL: Irrelevant.java:49 test:irrelevant-annotation:NullUnmarked
 FAIL: Irrelevant.java: no unexpected facts
+PASS: UsesDep.java:24 test:cannot-convert:null? to Dep*
+PASS: UsesDep.java: no unexpected facts