diff --git a/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudySmartChecker.java b/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudySmartChecker.java
index 0848d459bebe..dd7ad5143b2c 100644
--- a/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudySmartChecker.java
+++ b/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudySmartChecker.java
@@ -24,14 +24,14 @@ import org.jetbrains.annotations.NotNull;
 
 import java.io.IOException;
 
-public class PyStudySmartChecker {
+class PyStudySmartChecker {
   private PyStudySmartChecker() {
 
   }
 
   private static final Logger LOG = Logger.getInstance(PyStudySmartChecker.class);
 
-  public static void smartCheck(@NotNull final AnswerPlaceholder placeholder,
+  private static void smartCheck(@NotNull final AnswerPlaceholder placeholder,
                                 @NotNull final Project project,
                                 @NotNull final VirtualFile answerFile,
                                 @NotNull final TaskFile answerTaskFile,
@@ -82,7 +82,7 @@ public class PyStudySmartChecker {
     }
   }
 
-  public static void runSmartTestProcess(@NotNull final VirtualFile taskDir,
+  static void runSmartTestProcess(@NotNull final VirtualFile taskDir,
                                          @NotNull final PyStudyTestRunner testRunner,
                                          @NotNull final String taskFileName,
                                          @NotNull final TaskFile taskFile,
@@ -112,7 +112,7 @@ public class PyStudySmartChecker {
     }
   }
 
-  private static Pair<VirtualFile, TaskFile> getCopyWithAnswers(@NotNull final VirtualFile taskDir,
+  static Pair<VirtualFile, TaskFile> getCopyWithAnswers(@NotNull final VirtualFile taskDir,
                                                                 @NotNull final VirtualFile file,
                                                                 @NotNull final TaskFile source) {
     try {
diff --git a/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudyTestRunner.java b/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudyTestRunner.java
index ea3bcb7a511c..cbcb35c145ae 100644
--- a/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudyTestRunner.java
+++ b/python/educational-python/Edu-Python/src/com/jetbrains/edu/learning/checker/PyStudyTestRunner.java
@@ -18,7 +18,7 @@ import org.jetbrains.annotations.NotNull;
 import java.io.File;
 import java.util.Map;
 
-public class PyStudyTestRunner {
+class PyStudyTestRunner {
   private static final String PYTHONPATH = "PYTHONPATH";
   @NotNull private final Task myTask;
   @NotNull private final VirtualFile myTaskDir;
@@ -29,7 +29,7 @@ public class PyStudyTestRunner {
     myTaskDir = taskDir;
   }
 
-  public Process createCheckProcess(@NotNull final Project project, @NotNull final String executablePath) throws ExecutionException {
+  Process createCheckProcess(@NotNull final Project project, @NotNull final String executablePath) throws ExecutionException {
     final Sdk sdk = PythonSdkType.findPythonSdk(ModuleManager.getInstance(project).getModules()[0]);
     PyEduPluginConfigurator configurator = new PyEduPluginConfigurator();
     String testsFileName = configurator.getTestFileName();
@@ -59,7 +59,7 @@ public class PyStudyTestRunner {
     return null;
   }
 
-  public GeneralCommandLine getCommandLine() {
+  GeneralCommandLine getCommandLine() {
     return myCommandLine;
   }
 }