diff --git a/jps/jps-builders/src/org/jetbrains/jps/incremental/java/JavaBuilder.java b/jps/jps-builders/src/org/jetbrains/jps/incremental/java/JavaBuilder.java
index 7c1f381534ba..b4870b523ff3 100644
--- a/jps/jps-builders/src/org/jetbrains/jps/incremental/java/JavaBuilder.java
+++ b/jps/jps-builders/src/org/jetbrains/jps/incremental/java/JavaBuilder.java
@@ -593,9 +593,10 @@ public class JavaBuilder extends ModuleLevelBuilder {
         options.add(processorsPath == null? "" : FileUtil.toSystemDependentName(processorsPath.trim()));
       }
 
-      for (String procFQName : profile.getProcessors()) {
+      final Set<String> processors = profile.getProcessors();
+      if (!processors.isEmpty()) {
         options.add("-processor");
-        options.add(procFQName);
+        options.add(StringUtil.join(processors, ","));
       }
 
       for (Map.Entry<String, String> optionEntry : profile.getProcessorOptions().entrySet()) {
diff --git a/jps/model-serialization/src/org/jetbrains/jps/model/serialization/java/compiler/AnnotationProcessorProfileSerializer.java b/jps/model-serialization/src/org/jetbrains/jps/model/serialization/java/compiler/AnnotationProcessorProfileSerializer.java
index 4760cfb0d247..5fcc0b41d73c 100644
--- a/jps/model-serialization/src/org/jetbrains/jps/model/serialization/java/compiler/AnnotationProcessorProfileSerializer.java
+++ b/jps/model-serialization/src/org/jetbrains/jps/model/serialization/java/compiler/AnnotationProcessorProfileSerializer.java
@@ -68,7 +68,7 @@ public class AnnotationProcessorProfileSerializer {
     profile.clearProcessors();
     for (Object procElement : element.getChildren("processor")) {
       final String name = ((Element)procElement).getAttributeValue(NAME);
-      if (StringUtil.isEmptyOrSpaces(name)) {
+      if (!StringUtil.isEmptyOrSpaces(name)) {
         profile.addProcessor(name);
       }
     }