diff --git a/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ModuleBuilderTest.java b/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ModuleBuilderTest.java
index 2103cb282..43e5a62d9 100644
--- a/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ModuleBuilderTest.java
+++ b/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ModuleBuilderTest.java
@@ -119,7 +119,36 @@ public void testGroupDataDeclarationConstructors() {
 		assertSame(cons, dataDecl.getConstructors()[0]);
 	}
 
-    private IConstructor createConstructor() {
+	public void testDistributeConstructorsBetweenDataDeclarations() {
+		final IConstructor fstCons = createConstructor();
+		final IConstructor sndCons = createConstructor();
+		
+		fBuilder.startModule();
+		fBuilder.startDataDeclaration();
+		fBuilder.addConstructor(fstCons);
+		
+		fBuilder.startDataDeclaration();
+		fBuilder.addConstructor(sndCons);
+		
+		final IModule module = fBuilder.getResult();
+		
+		final IDeclaration[] decls = module.getDeclarations();
+		assertEquals(2, decls.length);
+		assertTrue(decls[0] instanceof IDataDeclaration);
+		assertTrue(decls[1] instanceof IDataDeclaration);
+		
+		IDataDeclaration fstDataDecl = (IDataDeclaration) decls[0];
+		IConstructor[] fstConstructorGroup = fstDataDecl.getConstructors();
+		assertEquals(1, fstConstructorGroup.length);
+		assertSame(fstCons, fstConstructorGroup[0]);
+
+		IDataDeclaration sndDataDecl = (IDataDeclaration) decls[1];
+		IConstructor[] sndConstructorGroup = sndDataDecl.getConstructors();
+		assertEquals(1, sndConstructorGroup.length);
+		assertSame(sndCons, sndConstructorGroup[0]);
+	}
+
+	private IConstructor createConstructor() {
 		return new Constructor();
 	}
 
diff --git a/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ParserIntegrationTest.java b/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ParserIntegrationTest.java
index da1c0632a..0e9145f17 100644
--- a/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ParserIntegrationTest.java
+++ b/net.sf.eclipsefp.haskell.core.jparser.test/src/net/sf/eclipsefp/haskell/core/jparser/test/ParserIntegrationTest.java
@@ -528,6 +528,32 @@ public void testDataLocationRecording() throws RecognitionException, TokenStream
 		assertEquals(3, srcLoc.getLine());
 		assertEquals(2, srcLoc.getColumn());
 	}
+	
+	public void testConsecutiveADTDeclarations() throws RecognitionException, TokenStreamException {
+		final String input = "module Nature where\n" +
+                             "\n" +
+                             "data Gender = Male | Female\n" +
+                             "data Temperature = Cold | Warm | Hot";
+		IModule module = parse(input);
+		
+		IDeclaration[] decls = module.getDeclarations();
+		assertEquals(2, decls.length);
+		assertTrue(decls[0] instanceof IDataDeclaration);
+		assertTrue(decls[1] instanceof IDataDeclaration);
+		
+		IDataDeclaration fstDataDecl = (IDataDeclaration) decls[0];
+		IConstructor[] fstConstructorGroup = fstDataDecl.getConstructors();
+		assertEquals(2, fstConstructorGroup.length);
+		assertEquals("Male", fstConstructorGroup[0].getName());
+		assertEquals("Female", fstConstructorGroup[1].getName());
+
+		IDataDeclaration sndDataDecl = (IDataDeclaration) decls[1];
+		IConstructor[] sndConstructorGroup = sndDataDecl.getConstructors();
+		assertEquals(3, sndConstructorGroup.length);
+		assertEquals("Cold", sndConstructorGroup[0].getName());
+		assertEquals("Warm", sndConstructorGroup[1].getName());
+		assertEquals("Hot", sndConstructorGroup[2].getName());
+	}
 
 	public void testNewtypeLocationRecording() throws RecognitionException, TokenStreamException {
 		// sample code from darcs source code
diff --git a/net.sf.eclipsefp.haskell.core.jparser/antlr-src/haskell-parser.g b/net.sf.eclipsefp.haskell.core.jparser/antlr-src/haskell-parser.g
index b29b10344..d2d11ac4f 100644
--- a/net.sf.eclipsefp.haskell.core.jparser/antlr-src/haskell-parser.g
+++ b/net.sf.eclipsefp.haskell.core.jparser/antlr-src/haskell-parser.g
@@ -393,12 +393,12 @@ constrs
 	
 constr
 	{
-		Constructor aConstructor = createNode(Constructor.class);
-		fBuilder.addConstructor(aConstructor);
-		
+		Constructor aConstructor = null;
 		String name = null;
 	}
 	:
+		{	aConstructor = createNode(Constructor.class);
+			fBuilder.addConstructor(aConstructor); }
 		name=con { aConstructor.setName(name); }
 		(block | ~(SEMICOLON|ALT|RIGHT_CURLY))*
 	;
diff --git a/net.sf.eclipsefp.haskell.core.jparser/src/net/sf/eclipsefp/haskell/core/jparser/NullDataDeclaration.java b/net.sf.eclipsefp.haskell.core.jparser/src/net/sf/eclipsefp/haskell/core/jparser/NullDataDeclaration.java
index 98cd8da5c..d36e9f9df 100644
--- a/net.sf.eclipsefp.haskell.core.jparser/src/net/sf/eclipsefp/haskell/core/jparser/NullDataDeclaration.java
+++ b/net.sf.eclipsefp.haskell.core.jparser/src/net/sf/eclipsefp/haskell/core/jparser/NullDataDeclaration.java
@@ -1,7 +1,13 @@
 package net.sf.eclipsefp.haskell.core.jparser;
 
+import de.leiffrenzel.fp.haskell.core.halamo.IConstructor;
 import net.sf.eclipsefp.haskell.core.jparser.ast.DataDeclaration;
 
 class NullDataDeclaration extends DataDeclaration {
 
+	@Override
+	public boolean accepts(IConstructor cons) {
+		return false;
+	}
+
 }