diff --git a/Changes b/Changes
index e1a8869..b96ad94 100644
--- a/Changes
+++ b/Changes
@@ -1,7 +1,9 @@
-0.29 2018-07-21
+0.29 2018-07-23
   - Added check for errors on QuerySerializer object (diewald)
   - Support verbatim string values in Poliqarp
     (fixes #42; diewald)
+  - Fix support for verbatim string values in collection queries
+    (diewald)
 
 0.28 2018-01-10
 	- Added some enums for koral:operation (margaretha)
diff --git a/src/main/antlr/collection/CollectionQueryLexer.g4 b/src/main/antlr/collection/CollectionQueryLexer.g4
index 190481a..546bcc4 100644
--- a/src/main/antlr/collection/CollectionQueryLexer.g4
+++ b/src/main/antlr/collection/CollectionQueryLexer.g4
@@ -22,6 +22,7 @@
 FLAG_ix      : '/' (('i'|'I') ('x'|'X')? );
  
 QUOTE				: '"'; 
+BACKSLASH           : '\\'; 
 LRB					: '(';
 RRB					: ')';
 LB					: '[';
@@ -51,6 +52,8 @@
 // EM: allow ':' in ALPHABET 
 fragment ALPHA		: [a-zA-Z];
 
+ESC_QUOTE          : BACKSLASH QUOTE;
+
 
 DIGIT		: [0-9];
 DATE
diff --git a/src/main/antlr/collection/CollectionQueryParser.g4 b/src/main/antlr/collection/CollectionQueryParser.g4
index 949cbcb..074f5aa 100644
--- a/src/main/antlr/collection/CollectionQueryParser.g4
+++ b/src/main/antlr/collection/CollectionQueryParser.g4
@@ -98,7 +98,7 @@
 
 multiword
 //: '"' ~'"'* '"'
-: QUOTE ~QUOTE* QUOTE
+: QUOTE (~QUOTE  | ESC_QUOTE)* QUOTE
 ;
 
 relation
diff --git a/src/main/java/de/ids_mannheim/korap/query/serialize/CollectionQueryProcessor.java b/src/main/java/de/ids_mannheim/korap/query/serialize/CollectionQueryProcessor.java
index 835c2df..c64bf6f 100644
--- a/src/main/java/de/ids_mannheim/korap/query/serialize/CollectionQueryProcessor.java
+++ b/src/main/java/de/ids_mannheim/korap/query/serialize/CollectionQueryProcessor.java
@@ -277,8 +277,10 @@
         TokenStream stream = parser.getTokenStream();
         String stm = stream.getText(valueNode.getChild(0).getSourceInterval());
 
-        if (stm.startsWith("\"") && stm.endsWith("\""))
-			stm = stm.substring(1, stm.length()-1);
+		// Fix verbatim keys
+        if (stm.startsWith("\"") && stm.endsWith("\"")) {
+			stm = stm.substring(1, stm.length()-1).replaceAll("\\\\\\\\","\\\\").replaceAll("\\\\\"", "\"");
+		};
 
         if ("regex".equals(node_cat)) {
 			
diff --git a/src/test/java/de/ids_mannheim/korap/query/test/collection/CollectionQueryProcessorTest.java b/src/test/java/de/ids_mannheim/korap/query/test/collection/CollectionQueryProcessorTest.java
index 465e534..75a1a91 100644
--- a/src/test/java/de/ids_mannheim/korap/query/test/collection/CollectionQueryProcessorTest.java
+++ b/src/test/java/de/ids_mannheim/korap/query/test/collection/CollectionQueryProcessorTest.java
@@ -90,7 +90,10 @@
         assertEquals("title", res.at("/collection/key").asText());
         assertEquals("Mannheim", res.at("/collection/value").asText());
         assertEquals("match:contains", res.at("/collection/match").asText());
+    }
 
+   @Test
+    public void testVerbatim () throws JsonProcessingException, IOException {
         collection = "title~\"IDS Mannheim\"";
         qs.setQuery(query, ql);
         qs.setCollection(collection);
@@ -99,7 +102,7 @@
         assertEquals("title", res.at("/collection/key").asText());
         assertEquals("IDS Mannheim", res.at("/collection/value").asText());
         assertEquals("match:contains", res.at("/collection/match").asText());
-
+		
         collection = "title~\"IDS:Mannheim\"";
         qs.setQuery(query, ql);
         qs.setCollection(collection);
@@ -108,7 +111,16 @@
         assertEquals("title", res.at("/collection/key").asText());
         assertEquals("IDS:Mannheim", res.at("/collection/value").asText());
         assertEquals("match:contains", res.at("/collection/match").asText());
-    }
+
+		// With escapes
+		collection = "title~\"IDS \\\"Mon\\\\nem\\\"\"";
+		qs.setCollection(collection);
+        res = mapper.readTree(qs.toJSON());
+        assertEquals("koral:doc", res.at("/collection/@type").asText());
+        assertEquals("title", res.at("/collection/key").asText());
+        assertEquals("IDS \"Mon\\nem\"", res.at("/collection/value").asText());
+        assertEquals("match:contains", res.at("/collection/match").asText());
+   }
 
     @Test
     public void testFlag () throws JsonProcessingException, IOException {