diff --git a/src/main/kotlin/com/beust/kobalt/app/BuildFiles.kt b/src/main/kotlin/com/beust/kobalt/app/BuildFiles.kt
index c287ea21..c560f780 100644
--- a/src/main/kotlin/com/beust/kobalt/app/BuildFiles.kt
+++ b/src/main/kotlin/com/beust/kobalt/app/BuildFiles.kt
@@ -138,6 +138,12 @@ class BuildFiles @Inject constructor(val factory: BuildFileCompiler.IFactory,
         return SplitBuildFile(imports, code, containsProfiles)
     }
 
+    companion object {
+        val BUILD_SCRIPT_REGEXP: Pattern = Pattern.compile("^val.*buildScript.*\\{")
+        val BLOCK_EXTRACTOR = BlockExtractor(BUILD_SCRIPT_REGEXP, '{', '}')
+
+    }
+
     fun parseBuildScriptInfos(projectDir: String, context: KobaltContext, profiles: Profiles)
             : List<BuildFileWithBuildScript> {
         val root = sourceDir(projectDir)
@@ -149,8 +155,7 @@ class BuildFiles @Inject constructor(val factory: BuildFileCompiler.IFactory,
         toProcess.forEach { buildFile ->
             val splitBuildFile = profiles.applyProfiles(buildFile.readLines())
             containsProfiles = containsProfiles or splitBuildFile.containsProfiles
-            val bsi = BlockExtractor(Pattern.compile("^val.*buildScript.*\\{"), '{', '}')
-                    .extractBlock(buildFile, (splitBuildFile.imports + splitBuildFile.code))
+            val bsi = BLOCK_EXTRACTOR.extractBlock(buildFile, (splitBuildFile.imports + splitBuildFile.code))
             if (bsi != null) analyzedFiles.add(BuildFileWithBuildScript(buildFile, bsi))
         }
 
diff --git a/src/test/kotlin/com/beust/kobalt/internal/BlockExtractorTest.kt b/src/test/kotlin/com/beust/kobalt/internal/BlockExtractorTest.kt
new file mode 100644
index 00000000..aeea5f06
--- /dev/null
+++ b/src/test/kotlin/com/beust/kobalt/internal/BlockExtractorTest.kt
@@ -0,0 +1,35 @@
+package com.beust.kobalt.internal
+
+import com.beust.kobalt.TestModule
+import com.beust.kobalt.app.BuildFiles
+import org.assertj.core.api.Assertions.assertThat
+import org.testng.annotations.Guice
+import org.testng.annotations.Test
+import java.io.File
+
+@Guice(modules = arrayOf(TestModule::class))
+class BlockExtractorTest {
+
+    @Test
+    fun verifyExtraction() {
+        val imports = listOf("import com.beust.kobalt.*", "import com . beust.kobalt.api.*")
+        val topLines = listOf("", "val VERSION = \"6.11.1-SNAPSHOT\"", "")
+        val buildScript = listOf(
+                "val bs = buildScript {",
+                "  repos(\"https://dl.bintray.com/cbeust/maven\")",
+                "}"
+        )
+        val allLines = imports + topLines + buildScript
+
+        val be = BuildFiles.BLOCK_EXTRACTOR
+        val bsi = be.extractBlock(File(""), allLines)
+        if (bsi != null) {
+            assertThat(bsi.sections.size).isEqualTo(1)
+            assertThat(bsi.sections[0].start).isEqualTo(5)
+            assertThat(bsi.sections[0].end).isEqualTo(7)
+            assertThat(bsi.topLines).isEqualTo(topLines)
+        } else {
+            throw AssertionError("Should have found a buildScript{}")
+        }
+    }
+}