diff --git a/src/mod/formats/mod_sndfile/mod_sndfile.c b/src/mod/formats/mod_sndfile/mod_sndfile.c
index 9da11376e0..d1db8f09a2 100644
--- a/src/mod/formats/mod_sndfile/mod_sndfile.c
+++ b/src/mod/formats/mod_sndfile/mod_sndfile.c
@@ -139,6 +139,9 @@ static switch_status_t sndfile_file_open(switch_file_handle_t *handle, const cha
 		context->sfinfo.format = SF_FORMAT_RAW | SF_FORMAT_ALAW;
 		context->sfinfo.channels = 1;
 		context->sfinfo.samplerate = 8000;
+	} else if (!strcmp(ext, "adpcm")) {
+		context->sfinfo.format = SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM;
+		context->sfinfo.samplerate = 8000;
 	}
 
 	if ((mode & SFM_WRITE) && sf_format_check(&context->sfinfo) == 0) {
@@ -305,7 +308,7 @@ static switch_status_t setup_formats(void)
 	char buffer[128];
 	int format, major_count, subtype_count, m, s;
 	int len, x, skip;
-	char *extras[] = { "r8", "r16", "r24", "r32", "gsm", "ul", "al", NULL };
+	char *extras[] = { "r8", "r16", "r24", "r32", "gsm", "ul", "al", "adpcm", NULL };
 	int exlen = (sizeof(extras) / sizeof(extras[0]));
 	buffer[0] = 0;