diff --git a/features/org.eclipse.objectteams.otdt.core.patch/feature.xml b/features/org.eclipse.objectteams.otdt.core.patch/feature.xml
index ec54674..7bc60f0 100644
--- a/features/org.eclipse.objectteams.otdt.core.patch/feature.xml
+++ b/features/org.eclipse.objectteams.otdt.core.patch/feature.xml
@@ -59,7 +59,7 @@
    </url>
 
    <requires>
-      <import feature="org.eclipse.jdt" version="3.10.1.v20150128-1000" patch="true"/>
+      <import feature="org.eclipse.jdt" version="3.10.1.v20150204-1700" patch="true"/>
    </requires>
 
    <plugin
diff --git a/releng/build-scripts/build/otdt_prerequisites.sh b/releng/build-scripts/build/otdt_prerequisites.sh
index cbc9777..193dd29 100644
--- a/releng/build-scripts/build/otdt_prerequisites.sh
+++ b/releng/build-scripts/build/otdt_prerequisites.sh
@@ -52,14 +52,14 @@
 
 # VERSIONS:
 # Eclipse SDK build identifier (used for substitution in otdt.map.in etc.):
-SDK_QUALIFIER=M20150128-1000
+SDK_QUALIFIER=M20150204-1700
 
 # Architecture (as used by OSGi):
 ARCH=`arch`
 
 # used only locally (components of the ECLIPSE_SDK_TGZ path):
-EVERSION=4.4.2RC2
-DROP=${BASEDIR}/drops4/M-4.4.2RC2-201501281000
+EVERSION=4.4.2RC3
+DROP=${BASEDIR}/drops4/M-4.4.2RC3-201502041700
 
 # EXPORT: archive file of the base eclipse SDK build:
 ECLIPSE_SDK_TGZ=${DROP}/eclipse-SDK-${EVERSION}-linux-gtk-${ARCH}.tar.gz
diff --git a/releng/build-scripts/build/run.properties b/releng/build-scripts/build/run.properties
index 5796dc4..3f4feda 100644
--- a/releng/build-scripts/build/run.properties
+++ b/releng/build-scripts/build/run.properties
@@ -26,8 +26,8 @@
 org.eclipse.equinox.launcher_jar=org.eclipse.equinox.launcher_1.3.0.v20140415-2008.jar
 
 # for patching our patch feature to match this version with any suffix:
-jdt.feature.version=3.10.1.v20150128-10003.10.1.v20150128-1000
-jdt.feature.version.next=3.10.1.v20150128-1000
+jdt.feature.version=3.10.1.v20150204-1700
+jdt.feature.version.next=3.10.1.v20150204-1701
 # -----------------------------------------------------------
 
 #Git Support for PDE BUILD: