diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index d291b3d..54ff1cf 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,15 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
-        <compositeConfiguration>
-          <compositeBuild compositeDefinitionSource="SCRIPT" />
-        </compositeConfiguration>
+        <option name="testRunner" value="PLATFORM" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+            <option value="$PROJECT_DIR$/flatdialoglibrary" />
+          </set>
+        </option>
         <option name="resolveModulePerSourceSet" value="false" />
-        <option name="testRunner" value="PLATFORM" />
       </GradleProjectSettings>
     </option>
   </component>
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 39c65f6..bbc193c 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" project-jdk-name="1.8 (1)" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/flatdialoglibrary/build.gradle b/flatdialoglibrary/build.gradle
index a95f39f..26c7eb0 100644
--- a/flatdialoglibrary/build.gradle
+++ b/flatdialoglibrary/build.gradle
@@ -5,7 +5,7 @@ android {
 
 
     defaultConfig {
-        minSdkVersion 19
+        minSdkVersion 15
         targetSdkVersion 28
         versionCode 1
         versionName "1.0"