diff --git a/code/Skin/Skin.js b/code/Skin/Skin.js
index c7b18bf3..ef395a41 100644
--- a/code/Skin/Skin.js
+++ b/code/Skin/Skin.js
@@ -223,6 +223,9 @@ Skin.prototype.compare_action = function() {
     res.push();
     var param = {}, leftLineNumber = rightLineNumber = 0;
     for (let line of diff) {
+      if (!line) {
+        continue;
+      }
       if (line.deleted) {
         param.right = encode(line.value);
         param.leftStatus = 'added';
@@ -249,7 +252,7 @@ Skin.prototype.compare_action = function() {
           this.renderSkin('$Skin#difference', param);
         }
       }
-      if (line.value !== null) {
+      if (line.value !== null && typeof line.value !== 'undefined') {
         leftLineNumber += 1;
         rightLineNumber += 1;
         param.leftLineNumber = leftLineNumber;
diff --git a/db/h2.compat/db.properties b/db/h2.compat/db.properties
index 7223f5bf..b1f054d0 100644
--- a/db/h2.compat/db.properties
+++ b/db/h2.compat/db.properties
@@ -15,7 +15,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-antville.url = jdbc:h2:./db/antville;ifexists=true;mode=postgresql
+antville.url = jdbc:h2:./db/antville;ifexists=true;mode=postgresql;non_keywords=value
 antville.driver = org.h2.Driver
 antville.user = antville
 antville.password = antville
diff --git a/tools/antclick/build.gradle b/tools/antclick/build.gradle
index 760fcf68..d60f57df 100644
--- a/tools/antclick/build.gradle
+++ b/tools/antclick/build.gradle
@@ -11,7 +11,7 @@ clean {
 }
 
 dependencies {
-  implementation 'com.h2database:h2:1.4.200'
+  implementation 'com.h2database:h2:2.2.220'
 }
 
 configurations {
@@ -112,9 +112,8 @@ tasks.register('installJars', Copy) {
 tasks.register('buildDatabase', JavaExec) {
   description 'Builds the H2 SQL database file.'
   group 'build'
-  dependsOn ':assemble'
 
-  def inputFile = "$antvilleInstallDir/db/postgre.sql"
+  def inputFile = "${project.rootDir}/db/postgre.sql"
   def outputDir = "$helmaInstallDir/db"
 
   inputs.file inputFile
@@ -130,7 +129,7 @@ tasks.register('buildDatabase', JavaExec) {
   args = [
     '-continueOnError',
     '-script', inputFile,
-    '-url', "jdbc:h2:$outputDir/antville",
+    '-url', "jdbc:h2:$outputDir/antville;mode=postgresql;non_keywords=value",
     '-user', 'antville',
     '-password', 'antville'
   ]
@@ -165,7 +164,7 @@ task assembleDist {
 tasks.register('runH2Console', JavaExec) {
   description 'Runs the H2 SQL database console.'
   group 'Help'
-  dependsOn 'installJars'
+  dependsOn 'buildDatabase'
 
   def h2Jar = configurations.library.files.find { jar ->
     jar.name.startsWith('h2')
@@ -178,9 +177,6 @@ tasks.register('runH2Console', JavaExec) {
     '-user', 'antville',
     '-password', 'antville'
   ]
-
-  // standardOutput = new ByteArrayOutputStream()
-  // ignoreExitValue true
 }
 
 tasks.register('distZip', Zip) {