diff --git a/changelog/3837.fixed.md b/changelog/3837.fixed.md
new file mode 100644
index 000000000..767e79f45
--- /dev/null
+++ b/changelog/3837.fixed.md
@@ -0,0 +1 @@
+- Fixed issues with `RimeNonJsonTTSService` where trailing punctuation is sometimes vocalized
diff --git a/src/pipecat/services/rime/tts.py b/src/pipecat/services/rime/tts.py
index 83c2305d5..484c99857 100644
--- a/src/pipecat/services/rime/tts.py
+++ b/src/pipecat/services/rime/tts.py
@@ -846,6 +846,7 @@ class RimeNonJsonTTSService(InterruptibleTTSService):
             aggregate_sentences=aggregate_sentences,
             push_stop_frames=True,
             pause_frame_processing=True,
+            append_trailing_space=True,
             **kwargs,
         )
         params = params or RimeNonJsonTTSService.InputParams()