diff --git a/src/mod/formats/mod_native_file/mod_native_file.c b/src/mod/formats/mod_native_file/mod_native_file.c
index 1cfe1740a7..4d406c3e1b 100644
--- a/src/mod/formats/mod_native_file/mod_native_file.c
+++ b/src/mod/formats/mod_native_file/mod_native_file.c
@@ -181,13 +181,14 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_native_file_load)
 
 	const switch_codec_implementation_t *codecs[SWITCH_MAX_CODECS];
 	uint32_t num_codecs = switch_loadable_module_get_codecs(codecs, sizeof(codecs) / sizeof(codecs[0]));
-	uint32_t x;
+	uint32_t x, y = 0;
 
 	for (x = 0; x < num_codecs; x++) {
-		if (codecs[x]->encoded_bytes_per_packet == 0) {
+		if (codecs[x]->encoded_bytes_per_packet == 0 || codecs[x]->codec_type != SWITCH_CODEC_TYPE_AUDIO) {
 			continue;
 		}
-		supported_formats[x] = switch_core_strdup(pool, codecs[x]->iananame);
+
+		supported_formats[y++] = switch_core_strdup(pool, codecs[x]->iananame);
 	}
 
 	*module_interface = switch_loadable_module_create_module_interface(pool, modname);
diff --git a/src/switch_pcm.c b/src/switch_pcm.c
index 44eb559863..a37bdb8ea6 100644
--- a/src/switch_pcm.c
+++ b/src/switch_pcm.c
@@ -394,7 +394,7 @@ SWITCH_MODULE_LOAD_FUNCTION(core_pcm_load)
 										 20000,	/* number of microseconds per frame */
 										 160,	/* number of samples per frame */
 										 320,	/* number of bytes per frame decompressed */
-										 320,	/* number of bytes per frame compressed */
+										 0,	/* number of bytes per frame compressed */
 										 1,	/* number of channels represented */
 										 1,	/* number of frames per network packet */
 										 switch_proxy_init,	/* function to initialize a codec handle using this implementation */
@@ -413,7 +413,7 @@ SWITCH_MODULE_LOAD_FUNCTION(core_pcm_load)
 										 20000, /* number of microseconds per frame */
 										 160, /* number of samples per frame */
 										 320 * 2, /* number of bytes per frame decompressed */
-										 320 * 2, /* number of bytes per frame compressed */
+										 0, /* number of bytes per frame compressed */
 										 2, /* number of channels represented */
 										 1, /* number of frames per network packet */
 										 switch_proxy_init, /* function to initialize a codec handle using this implementation */