diff --git a/libnfc/chips/pn53x.c b/libnfc/chips/pn53x.c
index 04af6dc..b407401 100644
--- a/libnfc/chips/pn53x.c
+++ b/libnfc/chips/pn53x.c
@@ -82,7 +82,7 @@ pn53x_init(struct nfc_device *pnd)
   }
 
   if (!CHIP_DATA(pnd)->supported_modulation_as_initiator) {
-    CHIP_DATA(pnd)->supported_modulation_as_initiator = malloc(sizeof(nfc_modulation) * 9);
+    CHIP_DATA(pnd)->supported_modulation_as_initiator = malloc(sizeof(nfc_modulation_type) * 9);
     if (! CHIP_DATA(pnd)->supported_modulation_as_initiator)
       return NFC_ESOFT;
     int nbSupportedModulation = 0;