diff --git a/OsmAnd-java/src/main/java/net/osmand/binary/BinaryMapPoiReaderAdapter.java b/OsmAnd-java/src/main/java/net/osmand/binary/BinaryMapPoiReaderAdapter.java
index 857eb4f4d3..cb348cf9b4 100644
--- a/OsmAnd-java/src/main/java/net/osmand/binary/BinaryMapPoiReaderAdapter.java
+++ b/OsmAnd-java/src/main/java/net/osmand/binary/BinaryMapPoiReaderAdapter.java
@@ -11,8 +11,6 @@ import java.util.Arrays;
 import java.util.Comparator;
 import java.util.LinkedList;
 import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
 
 import net.osmand.Collator;
 import net.osmand.CollatorStringMatcher;
@@ -576,13 +574,12 @@ public class BinaryMapPoiReaderAdapter {
 							}
 						}
 						if (!matches) {
-							Map<String, String> lt = am.getAdditionalInfo();
-							for (Entry<String, String> e : lt.entrySet()) {
-								if(!e.getKey().contains("_name") && 
-									!e.getKey().equals("brand")) {
+							for (String key : am.getAdditionalInfoKeys()) {
+								if(!key.contains("_name") && 
+									!key.equals("brand")) {
 									continue;
 								}
-								matches = matcher.matches(e.getValue());
+								matches = matcher.matches(am.getAdditionalInfo(key));
 								if (matches) {
 									break;
 								}
@@ -812,7 +809,6 @@ public class BinaryMapPoiReaderAdapter {
 	}
 
 	private boolean checkCategories(SearchRequest<Amenity> req, PoiRegion region) throws IOException {
-		StringBuilder subType = new StringBuilder();
 		while (true) {
 			int t = codedIS.readTag();
 			int tag = WireFormat.getTagFieldNumber(t);
diff --git a/OsmAnd-java/src/main/java/net/osmand/data/Amenity.java b/OsmAnd-java/src/main/java/net/osmand/data/Amenity.java
index 13749ce706..4af1596c2c 100644
--- a/OsmAnd-java/src/main/java/net/osmand/data/Amenity.java
+++ b/OsmAnd-java/src/main/java/net/osmand/data/Amenity.java
@@ -91,13 +91,40 @@ public class Amenity extends MapObject {
 	}
 
 
-	public Map<String, String> getAdditionalInfo() {
+	// this method should be used carefully
+	public Map<String, String> getInternalAdditionalInfoMap() {
 		if (additionalInfo == null) {
 			return Collections.emptyMap();
 		}
 		return additionalInfo;
 	}
 	
+	public Collection<String> getAdditionalInfoValues(boolean excludeZipped) {
+		if (additionalInfo == null) {
+			return Collections.emptyList();
+		}
+		boolean zipped = false;
+		for(String v : additionalInfo.values()) {
+			if(isContentZipped(v)) {
+				zipped = true;
+				break;
+			}
+		}
+		if(zipped) {
+			List<String> r = new ArrayList<>(additionalInfo.size());
+			for(String str : additionalInfo.values()) {
+				if(excludeZipped && isContentZipped(str)) {
+					
+				} else {
+					r.add(unzipContent(str));
+				}
+			}
+			return r;
+		} else {
+			return additionalInfo.values();
+		}
+	}
+	
 	public Collection<String> getAdditionalInfoKeys() {
 		if (additionalInfo == null) {
 			return Collections.emptyList();
@@ -184,7 +211,7 @@ public class Amenity extends MapObject {
 		}
 		int maxLen = 0;
 		String lng = defLang;
-		for (String nm : getAdditionalInfo().keySet()) {
+		for (String nm : getAdditionalInfoKeys()) {
 			if (nm.startsWith(tag + ":")) {
 				String key = nm.substring(tag.length() + 1);
 				String cnt = getAdditionalInfo(tag + ":" + key);
@@ -206,7 +233,7 @@ public class Amenity extends MapObject {
 
 	public List<String> getNames(String tag, String defTag) {
 		List<String> l = new ArrayList<String>();
-		for (String nm : getAdditionalInfo().keySet()) {
+		for (String nm : getAdditionalInfoKeys()) {
 			if (nm.startsWith(tag + ":")) {
 				l.add(nm.substring(tag.length() + 1));
 			} else if (nm.equals(tag)) {
@@ -231,7 +258,7 @@ public class Amenity extends MapObject {
 		if (!Algorithms.isEmpty(enName)) {
 			return enName;
 		}
-		for (String nm : getAdditionalInfo().keySet()) {
+		for (String nm : getAdditionalInfoKeys()) {
 			if (nm.startsWith(tag + ":")) {
 				return getAdditionalInfo(nm);
 			}
@@ -347,4 +374,6 @@ public class Amenity extends MapObject {
 		}
 		return a;
 	}
+
+	
 }
diff --git a/OsmAnd-java/src/main/java/net/osmand/data/MapObject.java b/OsmAnd-java/src/main/java/net/osmand/data/MapObject.java
index cb121cedfc..f9f9187223 100644
--- a/OsmAnd-java/src/main/java/net/osmand/data/MapObject.java
+++ b/OsmAnd-java/src/main/java/net/osmand/data/MapObject.java
@@ -13,7 +13,6 @@ import java.io.ByteArrayInputStream;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.HashMap;
@@ -351,8 +350,8 @@ public abstract class MapObject implements Comparable<MapObject> {
 		return json;
 	}
 	
-	public String unzipContent(String str) {
-		if (str != null && str.startsWith(" gz ")) {
+	String unzipContent(String str) {
+		if (isContentZipped(str)) {
 			try {
 				int ind = 4;
 				byte[] bytes = new byte[str.length() - ind];
@@ -376,6 +375,10 @@ public abstract class MapObject implements Comparable<MapObject> {
 		return str;
 	}
 
+	boolean isContentZipped(String str) {
+		return str != null && str.startsWith(" gz ");
+	}
+
 	protected static void parseJSON(JSONObject json, MapObject o) {
 		if (json.has("name")) {
 			o.name = json.getString("name");
diff --git a/OsmAnd-java/src/main/java/net/osmand/search/SearchUICore.java b/OsmAnd-java/src/main/java/net/osmand/search/SearchUICore.java
index becacd2775..e63870b1a7 100644
--- a/OsmAnd-java/src/main/java/net/osmand/search/SearchUICore.java
+++ b/OsmAnd-java/src/main/java/net/osmand/search/SearchUICore.java
@@ -741,7 +741,7 @@ public class SearchUICore {
 					}
 				}
 				if (Algorithms.isEmpty(object.alternateName) && object.object instanceof Amenity) {
-					for (String value : ((Amenity) object.object).getAdditionalInfo().values()) {
+					for (String value : ((Amenity) object.object).getAdditionalInfoValues(true)) {
 						if (phrase.getFirstUnknownNameStringMatcher().matches(value)) {
 							object.alternateName = value;
 							break;
diff --git a/OsmAnd-java/src/main/java/net/osmand/search/core/SearchCoreFactory.java b/OsmAnd-java/src/main/java/net/osmand/search/core/SearchCoreFactory.java
index e5c791a780..c221d2ca77 100644
--- a/OsmAnd-java/src/main/java/net/osmand/search/core/SearchCoreFactory.java
+++ b/OsmAnd-java/src/main/java/net/osmand/search/core/SearchCoreFactory.java
@@ -602,7 +602,7 @@ public class SearchCoreFactory {
 							sr.localeName = object.getName(phrase.getSettings().getLang(),
 									phrase.getSettings().isTransliterate());
 							if (!nm.matches(sr.localeName) && !nm.matches(sr.otherNames)
-									&& !nm.matches(object.getAdditionalInfo().values())) {
+									&& !nm.matches(object.getAdditionalInfoValues(false))) {
 								return false;
 							}
 							sr.object = object;
@@ -1059,7 +1059,7 @@ public class SearchCoreFactory {
 					if (!poiAdditionals.isEmpty()) {
 						boolean found = false;
 						for (String add : poiAdditionals) {
-							if(object.getAdditionalInfo().containsKey(add)) {
+							if (object.getAdditionalInfoKeys().contains(add)) {
 								found = true;
 								break;
 							}