diff --git a/src/main/antlr/poliqarpplus/PoliqarpPlusLexer.g4 b/src/main/antlr/poliqarpplus/PoliqarpPlusLexer.g4
index d911511..81dbec7 100644
--- a/src/main/antlr/poliqarpplus/PoliqarpPlusLexer.g4
+++ b/src/main/antlr/poliqarpplus/PoliqarpPlusLexer.g4
@@ -13,6 +13,9 @@
  -- author: Joachim Bingel
  -- date: 14-06-27
 
+ -- updated: 28-09-2018 (diewald) 
+
+
  Poliqarp Query Language lexer
 
  Language documentations:
@@ -104,9 +107,8 @@
 fragment RE_occ      : (RE_char | RE_chgroup | ( '(' RE_expr ')')) FOCC;
 fragment RE_group    : '(' RE_expr ')';
 fragment RE_expr     : ('.' | RE_char | RE_alter | RE_chgroup | RE_opt | RE_quant | RE_group)+;
-fragment RE_dquote   : '"'  (RE_expr | '\'' | ':' )* '"';
-// fragment RE_squote   : '\''  (RE_expr | '\"' | ':' )* '\'';
- 
+fragment RE_dquote   : ('"'|'„'|'“')  (RE_expr | '\'' | ':' )* ('"'|'“'|'”');
+
 REGEX             : RE_dquote;
 
 ESC_SQUOTE        : BACKSLASH SQUOTE;
diff --git a/src/test/java/de/ids_mannheim/korap/query/test/poliqarpplus/PoliqarpPlusQueryProcessorTest.java b/src/test/java/de/ids_mannheim/korap/query/test/poliqarpplus/PoliqarpPlusQueryProcessorTest.java
index f59d769..c194f94 100644
--- a/src/test/java/de/ids_mannheim/korap/query/test/poliqarpplus/PoliqarpPlusQueryProcessorTest.java
+++ b/src/test/java/de/ids_mannheim/korap/query/test/poliqarpplus/PoliqarpPlusQueryProcessorTest.java
@@ -180,6 +180,27 @@
         assertEquals("orth", res.at("/query/wrap/layer").asText());
         assertEquals("match:eq", res.at("/query/wrap/match").asText());
 
+        // issue #56
+        query = "„.*?Mann.*?“";
+        qs.setQuery(query, "poliqarpplus");
+        res = mapper.readTree(qs.toJSON());
+        assertEquals("koral:token", res.at("/query/@type").asText());
+        assertEquals("koral:term", res.at("/query/wrap/@type").asText());
+        assertEquals(".*?Mann.*?", res.at("/query/wrap/key").asText());
+        assertEquals("type:regex", res.at("/query/wrap/type").asText());
+        assertEquals("orth", res.at("/query/wrap/layer").asText());
+        assertEquals("match:eq", res.at("/query/wrap/match").asText());
+
+        query = "“.*?Mann.*?”";
+        qs.setQuery(query, "poliqarpplus");
+        res = mapper.readTree(qs.toJSON());
+        assertEquals("koral:token", res.at("/query/@type").asText());
+        assertEquals("koral:term", res.at("/query/wrap/@type").asText());
+        assertEquals(".*?Mann.*?", res.at("/query/wrap/key").asText());
+        assertEquals("type:regex", res.at("/query/wrap/type").asText());
+        assertEquals("orth", res.at("/query/wrap/layer").asText());
+        assertEquals("match:eq", res.at("/query/wrap/match").asText());
+        
         query = "z.B./x";
         qs.setQuery(query, "poliqarpplus");
         res = mapper.readTree(qs.toJSON());