diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/DocumentRoot.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/DocumentRoot.java
index 484cf19804..fc1f21f7f4 100644
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/DocumentRoot.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/DocumentRoot.java
@@ -17,7 +17,6 @@
 package org.springframework.boot.web.servlet.server;
 
 import java.io.File;
-import java.io.IOException;
 import java.net.JarURLConnection;
 import java.net.URL;
 import java.net.URLConnection;
@@ -93,23 +92,29 @@ class DocumentRoot {
 	}
 
 	private File getCodeSourceArchive() {
+		return getCodeSourceArchive(getClass().getProtectionDomain().getCodeSource());
+	}
+
+	File getCodeSourceArchive(CodeSource codeSource) {
 		try {
-			CodeSource codeSource = getClass().getProtectionDomain().getCodeSource();
 			URL location = (codeSource == null ? null : codeSource.getLocation());
 			if (location == null) {
 				return null;
 			}
-			String path = location.getPath();
+			String path;
 			URLConnection connection = location.openConnection();
 			if (connection instanceof JarURLConnection) {
 				path = ((JarURLConnection) connection).getJarFile().getName();
 			}
-			if (path.indexOf("!/") != -1) {
+			else {
+				path = location.toURI().getPath();
+			}
+			if (path.contains("!/")) {
 				path = path.substring(0, path.indexOf("!/"));
 			}
 			return new File(path);
 		}
-		catch (IOException ex) {
+		catch (Exception ex) {
 			return null;
 		}
 	}
diff --git a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/servlet/server/DocumentRootTests.java b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/servlet/server/DocumentRootTests.java
index 42b061c701..18686cf1ab 100644
--- a/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/servlet/server/DocumentRootTests.java
+++ b/spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/servlet/server/DocumentRootTests.java
@@ -17,6 +17,9 @@
 package org.springframework.boot.web.servlet.server;
 
 import java.io.File;
+import java.net.URL;
+import java.security.CodeSource;
+import java.security.cert.Certificate;
 
 import org.apache.commons.logging.LogFactory;
 import org.junit.Rule;
@@ -53,4 +56,20 @@ public class DocumentRootTests {
 		assertThat(directory).isNull();
 	}
 
+	@Test
+	public void codeSourceArchivePath() throws Exception {
+		CodeSource codeSource = new CodeSource(new URL("file", "", "/some/test/path/"),
+				(Certificate[]) null);
+		File codeSourceArchive = this.documentRoot.getCodeSourceArchive(codeSource);
+		assertThat(codeSourceArchive).isEqualTo(new File("/some/test/path/"));
+	}
+
+	@Test
+	public void codeSourceArchivePathContainingSpaces() throws Exception {
+		CodeSource codeSource = new CodeSource(
+				new URL("file", "", "/test/path/with%20space/"), (Certificate[]) null);
+		File codeSourceArchive = this.documentRoot.getCodeSourceArchive(codeSource);
+		assertThat(codeSourceArchive).isEqualTo(new File("/test/path/with space/"));
+	}
+
 }