diff --git a/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacket.java b/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacket.java
index 8fd613d..4b8e963 100644
--- a/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacket.java
+++ b/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacket.java
@@ -87,7 +87,7 @@ public abstract class ShockPacket extends HPacket {
 
     @Override
     public HPacket appendString(String s) {
-        throw new ShockPacketUnsupported();
+        return appendString(s, StandardCharsets.ISO_8859_1);
     }
 
     @Override
@@ -202,7 +202,7 @@ public abstract class ShockPacket extends HPacket {
 
     @Override
     public String readString() {
-        throw new ShockPacketUnsupported();
+        return this.readString(StandardCharsets.ISO_8859_1);
     }
 
     @Override
diff --git a/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketIncoming.java b/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketIncoming.java
index 9812a08..c06640d 100644
--- a/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketIncoming.java
+++ b/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketIncoming.java
@@ -53,11 +53,6 @@ public class ShockPacketIncoming extends ShockPacket {
         return this;
     }
 
-    @Override
-    public HPacket appendString(String value) {
-        return appendString(value, StandardCharsets.ISO_8859_1);
-    }
-
     @Override
     public HPacket appendString(String value, Charset charset) {
         isEdited = true;
@@ -93,11 +88,6 @@ public class ShockPacketIncoming extends ShockPacket {
         return value;
     }
 
-    @Override
-    public String readString() {
-        return this.readString(StandardCharsets.UTF_8);
-    }
-
     @Override
     public String readString(Charset charset) {
         String result;
diff --git a/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketOutgoing.java b/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketOutgoing.java
index ebf9465..37b96aa 100644
--- a/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketOutgoing.java
+++ b/G-Earth/src/main/java/gearth/protocol/packethandler/shockwave/packets/ShockPacketOutgoing.java
@@ -50,11 +50,6 @@ public class ShockPacketOutgoing extends ShockPacket {
         return this;
     }
 
-    @Override
-    public HPacket appendString(String value) {
-        return appendString(value, StandardCharsets.ISO_8859_1);
-    }
-
     @Override
     public HPacket appendString(String value, Charset charset) {
         isEdited = true;
diff --git a/G-Earth/src/main/java/gearth/services/packet_representation/PacketStringUtils.java b/G-Earth/src/main/java/gearth/services/packet_representation/PacketStringUtils.java
index 828eead..90e5bb7 100644
--- a/G-Earth/src/main/java/gearth/services/packet_representation/PacketStringUtils.java
+++ b/G-Earth/src/main/java/gearth/services/packet_representation/PacketStringUtils.java
@@ -161,7 +161,7 @@ public class PacketStringUtils {
             }
             actualString.append(match);
 
-            String latin = new String(actualString.toString().getBytes(StandardCharsets.UTF_8), StandardCharsets.ISO_8859_1);
+            String latin = new String(actualString.toString().getBytes(StandardCharsets.ISO_8859_1), StandardCharsets.ISO_8859_1);
             HPacket temp = format.createPacket(0);
 
             int sizeBefore = temp.getBytesLength();
diff --git a/G-Earth/src/test/java/TestPacketStringEncoding.java b/G-Earth/src/test/java/TestPacketStringEncoding.java
new file mode 100644
index 0000000..d041183
--- /dev/null
+++ b/G-Earth/src/test/java/TestPacketStringEncoding.java
@@ -0,0 +1,51 @@
+import gearth.protocol.HPacket;
+import gearth.protocol.HPacketFormat;
+import gearth.services.packet_representation.PacketStringUtils;
+import org.bouncycastle.util.encoders.Hex;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class TestPacketStringEncoding {
+
+    private static final int OUT_CHAT = 52;
+
+    @Test
+    public void testWrite() throws Exception {
+        // {h:OUT_CHAT}{s:"ç"} 40 40 45 40 74 40 41 e7
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, "@t@Aç", "40744041e7");
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, "@t@A[231]", "40744041e7");
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, String.format("{h:%d}{s:\"ç\"}", OUT_CHAT), "40744041e7");
+        // {h:OUT_CHAT}{s:"ççç"} 40 40 47 40 74 40 43 e7 e7 e7
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, "@t@Aççç", "40744041e7e7e7");
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, "@t@A[231][231][231]", "40744041e7e7e7");
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, String.format("{h:%d}{s:\"ççç\"}", OUT_CHAT), "40744043e7e7e7");
+        // {h:OUT_CHAT}{s:"çãâéèä"} 40 40 47 40 74 40 46 e7 e3 e2 e9 e8 e4
+        checkExpression(HPacketFormat.WEDGIE_OUTGOING, String.format("{h:%d}{s:\"çãâéèä\"}", OUT_CHAT), "40744046e7e3e2e9e8e4");
+    }
+
+    @Test
+    public void testRead() throws Exception {
+        final String expectedString = "çãâéèä";
+
+        final String packetData = "40585045e7e3e2e9e8e40201";
+        final HPacket packet = HPacketFormat.WEDGIE_INCOMING.createPacket(Hex.decode(packetData));
+
+        assertEquals(24, packet.headerId());
+        assertEquals(20, packet.readInteger());
+        assertEquals(expectedString, packet.readString());
+    }
+
+    /**
+     * @param format Packet format.
+     * @param expression Handwritten expression.
+     * @param expectedHex Captured packets from the real client, or server.
+     */
+    private void checkExpression(HPacketFormat format, String expression, String expectedHex) throws Exception {
+        final HPacket packet = PacketStringUtils.fromString(expression, format);
+        final String packetData = Hex.toHexString(packet.toBytes());
+
+        assertEquals(expectedHex, packetData);
+    }
+
+}