diff --git a/skippy-gradle-sandbox/build.gradle b/skippy-gradle-sandbox/build.gradle
index 12ce9ff..6aa10ae 100644
--- a/skippy-gradle-sandbox/build.gradle
+++ b/skippy-gradle-sandbox/build.gradle
@@ -16,6 +16,9 @@ repositories {
 }
 
 dependencies {
+    implementation 'org.apache.logging.log4j:log4j-api:2.20.0'
+    implementation 'org.apache.logging.log4j:log4j-core:2.20.0'
+
     testImplementation 'org.junit.jupiter:junit-jupiter-api:5.9.2'
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.9.2'
     implementation project(':skippy-junit5')
diff --git a/skippy-gradle-sandbox/src/main/resources/log4j2.properties b/skippy-gradle-sandbox/src/main/resources/log4j2.properties
new file mode 100644
index 0000000..b60b190
--- /dev/null
+++ b/skippy-gradle-sandbox/src/main/resources/log4j2.properties
@@ -0,0 +1,14 @@
+status = warn
+name = PropertiesConfig
+
+appender.console.type = Console
+appender.console.name = ConsoleAppender
+appender.console.layout.type = PatternLayout
+appender.console.layout.pattern = %-5level %logger{1.} - %msg%n
+
+rootLogger.level = warn
+rootLogger.appenderRefs = console
+rootLogger.appenderRef.console.ref = ConsoleAppender
+
+logger.com_example.name = io.skippy
+logger.com_example.level = debug
\ No newline at end of file
diff --git a/skippy-gradle/src/main/java/io/skippy/gradle/core/AnalyzedFile.java b/skippy-gradle/src/main/java/io/skippy/gradle/core/AnalyzedFile.java
index 67178bc..0430926 100644
--- a/skippy-gradle/src/main/java/io/skippy/gradle/core/AnalyzedFile.java
+++ b/skippy-gradle/src/main/java/io/skippy/gradle/core/AnalyzedFile.java
@@ -16,6 +16,7 @@
 
 package io.skippy.gradle.core;
 
+import org.gradle.api.Project;
 import org.gradle.api.logging.Logger;
 
 import java.io.IOException;
@@ -101,21 +102,26 @@ public String getFullyQualifiedClassName() {
     }
 
     /**
-     * Returns the fully-qualified filename of the source file (e.g., /user/johndoe/repos/demo/src/main/java/com/example/Foo.java).
+     * Returns the filename of the source file relative to the {@param projectDirectory},
+     * (e.g., src/main/java/com/example/Foo.java)
      *
-     * @return the fully-qualified filename of the source file (e.g., /user/johndoe/repos/demo/src/main/java/com/example/Foo.java)
+     * @return the filename of the source file relative to the {@param projectDirectory},
+     *      (e.g., src/main/java/com/example/Foo.java)
      */
-    public String getSourceFileName() {
-        return sourceFile.toString();
+    public String getSourceFileName(Path projectDir) {
+        return projectDir.relativize(sourceFile).toString();
     }
 
     /**
-     * Returns the fully-qualified filename of the class file (e.g., /user/johndoe/repos/demo/build/classes/java/main/com/example/Foo.class).
+     * Returns the filename of the class file relative to the {@param projectDirectory},
+     * (e.g., src/main/java/com/example/Foo.java)
      *
-     * @return the fully-qualified filename of the class file (e.g., /user/johndoe/repos/demo/build/classes/java/main/com/example/Foo.class)
+     * @return the filename of the class file relative to the {@param projectDirectory},
+     *      (e.g., src/main/java/com/example/Foo.java)
      */
-    public String getClassFileName() {
-        return classFile.toString();
+
+    public String getClassFileName(Path projectDir) {
+        return projectDir.relativize(classFile).toString();
     }
 
     /**
diff --git a/skippy-gradle/src/main/java/io/skippy/gradle/tasks/AnalyzeTask.java b/skippy-gradle/src/main/java/io/skippy/gradle/tasks/AnalyzeTask.java
index e514754..a4ee2eb 100644
--- a/skippy-gradle/src/main/java/io/skippy/gradle/tasks/AnalyzeTask.java
+++ b/skippy-gradle/src/main/java/io/skippy/gradle/tasks/AnalyzeTask.java
@@ -70,8 +70,8 @@ private void createSkippyAnalysisFile(Project project) {
             writeString(skippyAnalysisFile, sourceFiles.stream()
                             .map(sourceFile -> "%s:%s:%s:%s:%s".formatted(
                                 sourceFile.getFullyQualifiedClassName(),
-                                    sourceFile.getSourceFileName(),
-                                    sourceFile.getClassFileName(),
+                                    sourceFile.getSourceFileName(getProject().getProjectDir().toPath()),
+                                    sourceFile.getClassFileName(getProject().getProjectDir().toPath()),
                                     sourceFile.getSourceFileHash(project.getLogger()),
                                     sourceFile.getClassFileHash(project.getLogger())
                             ))