diff --git a/include/oboe/Definitions.h b/include/oboe/Definitions.h
index 7ec73c0cb..0cc6bea02 100644
--- a/include/oboe/Definitions.h
+++ b/include/oboe/Definitions.h
@@ -45,6 +45,7 @@ namespace oboe {
 
     enum class StreamState : aaudio_stream_state_t {
         Uninitialized = AAUDIO_STREAM_STATE_UNINITIALIZED,
+        Unknown = AAUDIO_STREAM_STATE_UNKNOWN,
         Open = AAUDIO_STREAM_STATE_OPEN,
         Starting = AAUDIO_STREAM_STATE_STARTING,
         Started = AAUDIO_STREAM_STATE_STARTED,
diff --git a/src/common/Utilities.cpp b/src/common/Utilities.cpp
index 5df58ea86..a72fdb87a 100644
--- a/src/common/Utilities.cpp
+++ b/src/common/Utilities.cpp
@@ -139,4 +139,27 @@ const char *convertToText<Direction>(Direction direction) {
     }
 }
 
+template<>
+const char *convertToText<StreamState>(StreamState state) {
+    switch (state) {
+        OBOE_CASE_ENUM(StreamState::Closed);
+        OBOE_CASE_ENUM(StreamState::Closing);
+        OBOE_CASE_ENUM(StreamState::Disconnected);
+        OBOE_CASE_ENUM(StreamState::Flushed);
+        OBOE_CASE_ENUM(StreamState::Flushing);
+        OBOE_CASE_ENUM(StreamState::Open);
+        OBOE_CASE_ENUM(StreamState::Paused);
+        OBOE_CASE_ENUM(StreamState::Pausing);
+        OBOE_CASE_ENUM(StreamState::Started);
+        OBOE_CASE_ENUM(StreamState::Starting);
+        OBOE_CASE_ENUM(StreamState::Stopped);
+        OBOE_CASE_ENUM(StreamState::Stopping);
+        OBOE_CASE_ENUM(StreamState::Uninitialized);
+        OBOE_CASE_ENUM(StreamState::Unknown);
+        default:
+            return "Unrecognized stream state";
+    }
+}
+
+
 } // namespace oboe
\ No newline at end of file