diff --git a/esp-link/cgi.c b/esp-link/cgi.c
index c658fb6..6879cd6 100644
--- a/esp-link/cgi.c
+++ b/esp-link/cgi.c
@@ -106,7 +106,7 @@ int8_t ICACHE_FLASH_ATTR getUInt16Arg(HttpdConnData *connData, char *name, uint1
   return 1;
 }
 
-int8_t ICACHE_FLASH_ATTR getBoolArg(HttpdConnData *connData, char *name, uint8_t *config) {
+int8_t ICACHE_FLASH_ATTR getBoolArg(HttpdConnData *connData, char *name, bool *config) {
   char buff[16];
   int len = httpdFindArg(connData->getArgs, name, buff, sizeof(buff));
   if (len < 0) return 0; // not found, skip
diff --git a/esp-link/cgi.h b/esp-link/cgi.h
index 330a5e6..cb897b0 100644
--- a/esp-link/cgi.h
+++ b/esp-link/cgi.h
@@ -26,7 +26,7 @@ int8_t getUInt16Arg(HttpdConnData *connData, char *name, uint16_t *config);
 
 // Get the HTTP query-string param 'name' and store it boolean value at 'config',
 // supports 1/true and 0/false, returns -1 on error, 0 if not found, 1 if found
-int8_t getBoolArg(HttpdConnData *connData, char *name, uint8_t *config);
+int8_t getBoolArg(HttpdConnData *connData, char *name, bool *config);
 
 int cgiMenu(HttpdConnData *connData);
 
diff --git a/esp-link/cgipins.c b/esp-link/cgipins.c
index 6273389..8455a16 100644
--- a/esp-link/cgipins.c
+++ b/esp-link/cgipins.c
@@ -49,7 +49,7 @@ int ICACHE_FLASH_ATTR cgiPinsSet(HttpdConnData *connData) {
 
   int8_t ok = 0;
   int8_t reset, isp, conn, ser;
-  uint8_t swap, rxpup;
+  bool swap, rxpup;
   ok |= getInt8Arg(connData, "reset", &reset);
   ok |= getInt8Arg(connData, "isp", &isp);
   ok |= getInt8Arg(connData, "conn", &conn);