diff --git a/Kotlin-Coroutines_1.7/build.gradle b/Kotlin-Coroutines_1.7/build.gradle
index 0fa8120..056f672 100644
--- a/Kotlin-Coroutines_1.7/build.gradle
+++ b/Kotlin-Coroutines_1.7/build.gradle
@@ -3,7 +3,7 @@
 
 apply plugin: 'java'
 
-targetCompatibility = JavaVersion.VERSION_1_9
+// targetCompatibility = JavaVersion.VERSION_1_9
 
 dependencies {
   implementation group: 'org.jetbrains.kotlinx', name: 'kotlinx-coroutines-core', version: '1.7.3'
@@ -35,4 +35,5 @@ verifyInstrumentation {
 	excludeRegex '.*-RC'
 	excludeRegex '.*-RC[0-9]'
 	excludeRegex '.*-Beta'
+	excludeRegex '.*-RC.[0-9]'
 }