diff --git a/src/mod/asr_tts/mod_cepstral/Makefile b/src/mod/asr_tts/mod_cepstral/Makefile
index 11ce6d0b72..755d08153c 100644
--- a/src/mod/asr_tts/mod_cepstral/Makefile
+++ b/src/mod/asr_tts/mod_cepstral/Makefile
@@ -1,6 +1,6 @@
 ifeq ($(OSARCH),Darwin)
-CFLAGS += -I/Library/Frameworks/swift.framework/Versions/4/Headers
-LDFLAGS += -framework swift -lm
+CFLAGS += -L/Library/Frameworks/swift.framework/Versions/4 -I/Library/Frameworks/swift.framework/Versions/4/Headers
+LDFLAGS += -framework swift
 else
 LDFLAGS += -L/opt/swift/lib -lswift -lceplex_us -lceplang_en -lceplang_de -lceplang_es -lceplang_fr -lceplang_it -lm
 CFLAGS += -I/opt/swift/include
diff --git a/src/mod/asr_tts/mod_cepstral/mod_cepstral.c b/src/mod/asr_tts/mod_cepstral/mod_cepstral.c
index de3b5e6c2b..b5e17e1e80 100644
--- a/src/mod/asr_tts/mod_cepstral/mod_cepstral.c
+++ b/src/mod/asr_tts/mod_cepstral/mod_cepstral.c
@@ -29,7 +29,7 @@
  * mod_cepstral.c -- Cepstral Interface
  *
  */
-#include <swift.h>
+#include <swift/swift.h>
 #include <switch.h>
 
 static const char modname[] = "mod_cepstral";
diff --git a/src/switch_ivr.c b/src/switch_ivr.c
index f4a6334879..2166cef061 100644
--- a/src/switch_ivr.c
+++ b/src/switch_ivr.c
@@ -637,9 +637,6 @@ SWITCH_DECLARE(switch_status) switch_ivr_speak_text(switch_core_session *session
 
 		write_frame.datalen = ilen;
 		write_frame.samples = (int) ilen / 2;
-#ifdef SWAP_LINEAR
-		switch_swap_linear(write_frame.data, (int) write_frame.datalen);
-#endif
 
 		for (stream_id = 0; stream_id < switch_core_session_get_stream_count(session); stream_id++) {
 			if (switch_core_session_write_frame(session, &write_frame, -1, stream_id) != SWITCH_STATUS_SUCCESS) {