diff --git a/api.java/apichanges.xml b/api.java/apichanges.xml
--- a/api.java/apichanges.xml
+++ b/api.java/apichanges.xml
@@ -76,6 +76,23 @@
 <!-- ACTUAL CHANGES BEGIN HERE: -->
 
 <changes>
+        <change id="java-classpath-compile-only">
+            <api name="classpath"/>
+            <summary>Introducing JavaClassPathConstants.COMPILE_ONLY</summary>
+            <version major="1" minor="39"/>
+            <date day="23" month="5" year="2012"/>
+            <author login="tzezula"/>
+            <compatibility addition="yes" semantic="compatible" source="compatible" binary="compatible"/>
+            <description>
+                <p>
+                    Added a new <code>COMPILE_ONLY</code> classpath type allowing project types to add
+                    classpath resources which should be included in the complile classpath but should not
+                    be inherited by runtime classpath.
+                </p>
+            </description>
+            <class package="org.netbeans.api.java.classpath" name="JavaClassPathConstants" />
+            <issue number="207717"/>
+        </change>
         <change id="source-javadoc-attacher">
             <api name="queries"/>
             <summary>Added SourceJavadocAttacher to allow clients to attach source (javadoc) roots to binary root</summary>
diff --git a/api.java/manifest.mf b/api.java/manifest.mf
--- a/api.java/manifest.mf
+++ b/api.java/manifest.mf
@@ -1,6 +1,6 @@
 Manifest-Version: 1.0
 OpenIDE-Module: org.netbeans.api.java/1
-OpenIDE-Module-Specification-Version: 1.38
+OpenIDE-Module-Specification-Version: 1.39
 OpenIDE-Module-Localizing-Bundle: org/netbeans/api/java/queries/Bundle.properties
 AutoUpdate-Show-In-Client: false
 
diff --git a/api.java/src/org/netbeans/api/java/classpath/JavaClassPathConstants.java b/api.java/src/org/netbeans/api/java/classpath/JavaClassPathConstants.java
--- a/api.java/src/org/netbeans/api/java/classpath/JavaClassPathConstants.java
+++ b/api.java/src/org/netbeans/api/java/classpath/JavaClassPathConstants.java
@@ -61,4 +61,10 @@
      */
     public static final String PROCESSOR_PATH = "classpath/processor";
     
+    /**
+     * A part of the compilation classpath which is not included into runtime classpath.
+     * @since 1.39
+     */
+    public static final String COMPILE_ONLY = "classpath/compile_only";
+    
 }