diff --git a/convert_hf_to_gguf.py b/convert_hf_to_gguf.py
index a86490831..c0ab0f955 100755
--- a/convert_hf_to_gguf.py
+++ b/convert_hf_to_gguf.py
@@ -297,7 +297,7 @@ class Model:
 
             for new_name, data_torch in (self.modify_tensors(data_torch, name, bid)):
                 # TODO: why do we squeeze here?
-                #data = data_torch.squeeze().numpy()
+                # data = data_torch.squeeze().numpy()
                 data = data_torch.numpy()
 
                 # if data ends up empty, it means data_torch was a scalar tensor -> restore
diff --git a/examples/tts/tts.cpp b/examples/tts/tts.cpp
index e2306a5a8..33ecb8aaf 100644
--- a/examples/tts/tts.cpp
+++ b/examples/tts/tts.cpp
@@ -6,6 +6,7 @@
 
 #include <algorithm>
 #include <cstdio>
+#include <cmath>
 #include <string>
 #include <vector>
 #include <fstream>
@@ -354,9 +355,9 @@ int main(int argc, char ** argv) {
 
         // TODO: not sure if this is correct
         {
+            std::string prompt_clean;
             std::string prompt_user = params.prompt;
-            std::string prompt_clean = "";
-            //string_replace_all(prompt_user, " ", "<|text_sep|>");
+
             for (auto & c : prompt_user) {
                 if (c == ' ') {
                     prompt_clean += "<|text_sep|>";