diff --git a/src/driver/genpsi.cpp b/src/driver/genpsi.cpp
index 924a6a0ad..83a9b9777 100644
--- a/src/driver/genpsi.cpp
+++ b/src/driver/genpsi.cpp
@@ -148,7 +148,7 @@ void CGenPsi::addPid(uint16_t pid, uint16_t pidtype, short isAC3, const char *da
 			break;
 		case EN_TYPE_AUDIO:
 			apid[nba]=pid;
-			atypes[nba]=isAC3;
+			atypes[nba]=!isAC3;
 			if(data != NULL){
 				apid_lang[nba][0] = data[0];
 				apid_lang[nba][1] = data[1];