diff --git a/apitools/org.eclipse.pde.api.tools/META-INF/MANIFEST.MF b/apitools/org.eclipse.pde.api.tools/META-INF/MANIFEST.MF
index 5b16e91f8a..b11dda30a0 100644
--- a/apitools/org.eclipse.pde.api.tools/META-INF/MANIFEST.MF
+++ b/apitools/org.eclipse.pde.api.tools/META-INF/MANIFEST.MF
@@ -9,7 +9,7 @@ Require-Bundle: org.eclipse.core.runtime;bundle-version="[3.29.0,4.0.0)",
  org.eclipse.pde.core;bundle-version="[3.17.200,4.0.0)",
  org.eclipse.jdt.core;bundle-version="[3.36.0,4.0.0)",
  org.eclipse.jdt.launching;bundle-version="[3.21.0,4.0.0)",
- org.eclipse.core.resources;bundle-version="[3.20.0,4.0.0)",
+ org.eclipse.core.resources;bundle-version="[3.21.0,4.0.0)",
  org.eclipse.text;bundle-version="[3.13.100,4.0.0)",
  org.eclipse.core.filebuffers;bundle-version="[3.8.200,4.0.0)",
  org.eclipse.equinox.frameworkadmin;bundle-version="[2.3.0,3.0.0)",
diff --git a/apitools/org.eclipse.pde.api.tools/src/org/eclipse/pde/api/tools/internal/model/ResourceApiTypeRoot.java b/apitools/org.eclipse.pde.api.tools/src/org/eclipse/pde/api/tools/internal/model/ResourceApiTypeRoot.java
index 1ece1d0058..a0ce198087 100644
--- a/apitools/org.eclipse.pde.api.tools/src/org/eclipse/pde/api/tools/internal/model/ResourceApiTypeRoot.java
+++ b/apitools/org.eclipse.pde.api.tools/src/org/eclipse/pde/api/tools/internal/model/ResourceApiTypeRoot.java
@@ -13,9 +13,6 @@
  *******************************************************************************/
 package org.eclipse.pde.api.tools.internal.model;
 
-import java.io.IOException;
-import java.io.InputStream;
-
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.CoreException;
@@ -57,13 +54,7 @@ public byte[] getContents() throws CoreException {
 			return fContents;
 		}
 		modifiedTimeStamp = fFile.getModificationStamp();
-		try (InputStream stream = fFile.getContents(true)) {
-			fContents = stream.readAllBytes();
-			return fContents;
-		} catch (IOException ioe) {
-			abort("Unable to read class file: " + getTypeName(), ioe); //$NON-NLS-1$
-			return null;
-		}
+		return fFile.readAllBytes();
 	}
 
 	@Override