diff --git a/plugins/mac-capture/CMakeLists.txt b/plugins/mac-capture/CMakeLists.txt
index 6e7b2ebd1..50e34f69c 100644
--- a/plugins/mac-capture/CMakeLists.txt
+++ b/plugins/mac-capture/CMakeLists.txt
@@ -14,7 +14,6 @@ include_directories(${COREAUDIO}
 
 set(mac-capture_HEADERS
 	audio-device-enum.h
-	mac-helpers.h
 	window-utils.h)
 
 set(mac-capture_SOURCES
diff --git a/plugins/mac-capture/audio-device-enum.c b/plugins/mac-capture/audio-device-enum.c
index bf7de8d1b..5a1d7b738 100644
--- a/plugins/mac-capture/audio-device-enum.c
+++ b/plugins/mac-capture/audio-device-enum.c
@@ -1,7 +1,8 @@
 #include <CoreFoundation/CFString.h>
 #include <CoreAudio/CoreAudio.h>
 
-#include "mac-helpers.h"
+#include <util/apple/cfstring-utils.h>
+
 #include "audio-device-enum.h"
 
 /* ugh, because mac has no means of capturing output, we have to basically
@@ -114,9 +115,9 @@ static bool coreaudio_enum_add_device(void *param, CFStringRef cf_name,
 
 	memset(&item, 0, sizeof(item));
 
-	if (!cf_to_dstr(cf_name, &item.name))
+	if (!cfstr_copy_dstr(cf_name, kCFStringEncodingUTF8, &item.name))
 		goto fail;
-	if (!cf_to_dstr(cf_uid,  &item.value))
+	if (!cfstr_copy_dstr(cf_uid,  kCFStringEncodingUTF8, &item.value))
 		goto fail;
 
 	if (data->input || !device_is_input(item.value.array))
diff --git a/plugins/mac-capture/mac-audio.c b/plugins/mac-capture/mac-audio.c
index 47b480d98..7d94c64f1 100644
--- a/plugins/mac-capture/mac-audio.c
+++ b/plugins/mac-capture/mac-audio.c
@@ -7,8 +7,8 @@
 #include <obs-module.h>
 #include <util/threading.h>
 #include <util/c99defs.h>
+#include <util/apple/cfstring-utils.h>
 
-#include "mac-helpers.h"
 #include "audio-device-enum.h"
 
 #define PROPERTY_DEFAULT_DEVICE kAudioHardwarePropertyDefaultInputDevice
@@ -496,7 +496,7 @@ static bool coreaudio_get_device_name(struct coreaudio_data *ca)
 {
 	CFStringRef cf_name = NULL;
 	UInt32 size = sizeof(CFStringRef);
-	char name[1024];
+	char *name = NULL;
 
 	const AudioObjectPropertyAddress addr = {
 		kAudioDevicePropertyDeviceNameCFString,
@@ -512,14 +512,15 @@ static bool coreaudio_get_device_name(struct coreaudio_data *ca)
 		return false;
 	}
 
-	if (!cf_to_cstr(cf_name, name, 1024)) {
+	name = cfstr_copy_cstr(cf_name, kCFStringEncodingUTF8);
+	if (!name) {
 		blog(LOG_WARNING, "[coreaudio_get_device_name] failed to "
 		                  "convert name to cstr for some reason");
 		return false;
 	}
 
 	bfree(ca->device_name);
-	ca->device_name = bstrdup(name);
+	ca->device_name = name;
 
 	if (cf_name)
 		CFRelease(cf_name);
diff --git a/plugins/mac-capture/mac-helpers.h b/plugins/mac-capture/mac-helpers.h
deleted file mode 100644
index e77b45050..000000000
--- a/plugins/mac-capture/mac-helpers.h
+++ /dev/null
@@ -1,34 +0,0 @@
-#pragma once
-
-#include <util/dstr.h>
-
-static inline bool mac_success(OSStatus stat, const char *action)
-{
-	if (stat != noErr) {
-		blog(LOG_WARNING, "%s failed: %d", action, (int)stat);
-		return false;
-	}
-
-	return true;
-}
-
-static inline bool cf_to_cstr(CFStringRef ref, char *buf, size_t size)
-{
-	if (!ref) return false;
-	return (bool)CFStringGetCString(ref, buf, size, kCFStringEncodingUTF8);
-}
-
-static inline bool cf_to_dstr(CFStringRef ref, struct dstr *str)
-{
-	size_t size;
-	if (!ref) return false;
-
-	size = (size_t)CFStringGetLength(ref);
-	if (!size)
-		return false;
-
-	dstr_resize(str, size);
-
-	return (bool)CFStringGetCString(ref, str->array, size+1,
-			kCFStringEncodingUTF8);
-}