diff --git a/websocket/src/handshake.cpp b/websocket/src/handshake.cpp
index 88461d0..5d5fdcd 100644
--- a/websocket/src/handshake.cpp
+++ b/websocket/src/handshake.cpp
@@ -260,8 +260,8 @@ Result VerifyHeaders(WebsocketConnection* conn)
     connection_header = response->GetHeader("Connection");
     upgrade_header = response->GetHeader("Upgrade");
     websocket_secret_header = response->GetHeader("Sec-WebSocket-Accept");
-    bool connection = connection_header && dmStriCmp(connection_header->m_Value, "Upgrade") == 0;
-    bool upgrade  = upgrade_header && dmStriCmp(upgrade_header->m_Value, "websocket") == 0;
+    bool connection = connection_header && dmStrCaseCmp(connection_header->m_Value, "Upgrade") == 0;
+    bool upgrade  = upgrade_header && dmStrCaseCmp(upgrade_header->m_Value, "websocket") == 0;
     bool valid_key = websocket_secret_header && ValidateSecretKey(conn, websocket_secret_header->m_Value);
 
     // Send error to lua?
diff --git a/websocket/src/websocket.cpp b/websocket/src/websocket.cpp
index 1ce2ff3..0e07edf 100644
--- a/websocket/src/websocket.cpp
+++ b/websocket/src/websocket.cpp
@@ -64,19 +64,6 @@ const char* StateToString(State err)
 
 #undef STRING_CASE
 
-int dmStriCmp(const char* s1, const char* s2)
-{
-    for (;;)
-    {
-        if (!*s1 || !*s2 || tolower((unsigned char) *s1) != tolower((unsigned char) *s2))
-        {
-            return (unsigned char) *s1 - (unsigned char) *s2;
-        }
-        s1++;
-        s2++;
-    }
-}
-
 void DebugLog(int level, const char* fmt, ...)
 {
     if (level > g_DebugWebSocket)
@@ -444,7 +431,7 @@ HttpHeader* HandshakeResponse::GetHeader(const char* header_key)
 {
     for(uint32_t i = 0; i < m_Headers.Size(); ++i)
     {
-        if (dmStriCmp(m_Headers[i]->m_Key, header_key) == 0)
+        if (dmStrCaseCmp(m_Headers[i]->m_Key, header_key) == 0)
         {
             return m_Headers[i];
         }
diff --git a/websocket/src/websocket.h b/websocket/src/websocket.h
index 8adffb2..feceb96 100644
--- a/websocket/src/websocket.h
+++ b/websocket/src/websocket.h
@@ -169,7 +169,5 @@ namespace dmWebsocket
 #else
     void DebugLog(int level, const char* fmt, ...);
 #endif
-
-    int dmStriCmp(const char* s1, const char* s2);
     void DebugPrint(int level, const char* msg, const void* _bytes, uint32_t num_bytes);
 }