diff --git a/README.md b/README.md
index 13d5dee..f61e0ad 100644
--- a/README.md
+++ b/README.md
@@ -179,6 +179,13 @@ resource consumption by tweaking the following variables:
 - Execute `ant` with no parameter will produce the CAP file in
   `build/fr/anssi/smartpgp/javacard/smartpgp.cap`.
 
+## Building the CAP file with Gradle
+
+- Set path to the JavaCard Development Kit:
+  `export JC_HOME="your/path/to/javacardkit"`
+
+- Execute `gradle convertJavacard`. It will produce the CAP file in
+  `build/fr/anssi/smartpgp/javacard/smartpgp.cap`.
 
 ## Installing the CAP file
 
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..6d25d51
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,34 @@
+apply plugin: 'javacard'
+
+buildscript {
+    repositories {
+        maven { url 'http://releases.marmeladburk.fidesmo.com/' }
+    }
+
+    dependencies {
+        classpath 'com.fidesmo:gradle-javacard:0.2.7'
+    }
+}
+
+javacard {
+    sdkVersion = '3.0.4'
+
+    cap {
+        aid = '0xd2:0x76:0x00:0x01:0x24:0x01'
+        packageName = 'fr.anssi.smartpgp'
+        applet {
+            aid = '0xd2:0x76:0x00:0x01:0x24:0x01:0x03:0x03:0xAF:0xAF:0x00:0x00:0x00:0x00:0x00:0x00'
+            className = 'SmartPGPApplet'
+        }
+        version = '1.0'
+    }
+}
+ 
+/* Change source sets to be compatible with the original project layout. */
+sourceSets {
+    main {
+        java {
+            srcDir 'src'
+        }
+    }
+}