diff --git a/src/lib/libopenal.js b/src/lib/libopenal.js
index eeb28dc414c17..500e9d07ebfb8 100644
--- a/src/lib/libopenal.js
+++ b/src/lib/libopenal.js
@@ -25,6 +25,7 @@ var LibraryOpenAL = {
 
     ALC_EXTENSIONS: {
       // TODO: 'ALC_EXT_EFX': true,
+      'ALC_EXT_capture': true,
       'ALC_SOFT_pause_device': true,
       'ALC_SOFT_HRTF': true
     },
diff --git a/test/openal/test_openal_extensions.c b/test/openal/test_openal_extensions.c
index 569f99cac2e37..6bc945fa330ea 100644
--- a/test/openal/test_openal_extensions.c
+++ b/test/openal/test_openal_extensions.c
@@ -17,8 +17,9 @@
 #include <AL/alc.h>
 #include <AL/alext.h>
 
-#define NUM_ALC_EXTENSIONS 2
+#define NUM_ALC_EXTENSIONS 3
 static const ALCchar *alc_extensions[NUM_ALC_EXTENSIONS] = {
+  "ALC_EXT_capture",
   "ALC_SOFT_pause_device",
   "ALC_SOFT_HRTF",
 };