--- a/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoSession.java
+++ b/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoSession.java
@@ -2864,19 +2864,19 @@ public class GeckoSession extends LayerS
                     return SOURCE_OTHER;
                 } else {
                     throw new IllegalArgumentException("String: " + src + " is not a valid media source string");
                 }
             }
 
             private static @Type int getTypeFromString(String type) {
                 // The strings here should match the possible types in MediaDevice::MediaDevice in MediaManager.cpp
-                if ("video".equals(type)) {
+                if ("videoinput".equals(type)) {
                     return TYPE_VIDEO;
-                } else if ("audio".equals(type)) {
+                } else if ("audioinput".equals(type)) {
                     return TYPE_AUDIO;
                 } else {
                     throw new IllegalArgumentException("String: " + type + " is not a valid media type string");
                 }
             }
 
             /* package */ MediaSource(GeckoBundle media) {
                 id = media.getString("id");