diff --git a/pyproject.toml b/pyproject.toml
index 0398d0df4c..91654e68a4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ huggingface = [
     "numpy",
     "accelerate>=0.26.1",
     "trl>=0.7.9",
-    "peft>=0.7.1",
+    "peft>=0.7.1,<0.11.0",
     "protobuf<4.0.0",
 ]
 cu118only = [
diff --git a/unsloth/save.py b/unsloth/save.py
index 39b18d0dd9..caa5aaa619 100644
--- a/unsloth/save.py
+++ b/unsloth/save.py
@@ -777,6 +777,8 @@ def install_llama_cpp_old(version = -10):
     for command in commands:
         with subprocess.Popen(command, shell = True, stdout = subprocess.PIPE, stderr = subprocess.STDOUT, bufsize = 1) as sp:
             for line in sp.stdout:
+                if "undefined reference" in line:
+                    raise RuntimeError("Failed compiling llama.cpp. Please report this ASAP!")
                 print(line.decode("utf-8", errors = "replace"), flush = True, end = "")
         pass
     pass
@@ -809,6 +811,8 @@ def install_llama_cpp_blocking(use_cuda = True):
     for command in commands:
         with subprocess.Popen(command, shell = True, stdout = subprocess.PIPE, stderr = subprocess.STDOUT, bufsize = 1) as sp:
             for line in sp.stdout:
+                if "undefined reference" in line:
+                    raise RuntimeError("Failed compiling llama.cpp. Please report this ASAP!")
                 print(line.decode("utf-8", errors = "replace"), flush = True, end = "")
         pass
     pass
@@ -984,6 +988,8 @@ def save_to_gguf(
 
     with subprocess.Popen(command, shell = True, stdout = subprocess.PIPE, stderr = subprocess.STDOUT, bufsize = 1) as sp:
         for line in sp.stdout:
+            if "undefined reference" in line:
+                raise RuntimeError("Failed compiling llama.cpp. Please report this ASAP!")
             print(line.decode("utf-8", errors = "replace"), flush = True, end = "")
         if sp.returncode is not None and sp.returncode != 0:
             raise subprocess.CalledProcessError(sp.returncode, sp.args)
@@ -1025,6 +1031,8 @@ def save_to_gguf(
         # quantize uses stderr
         with subprocess.Popen(command, shell = True, stdout = subprocess.PIPE, stderr = subprocess.STDOUT, bufsize = 1) as sp:
             for line in sp.stdout:
+                if "undefined reference" in line:
+                    raise RuntimeError("Failed compiling llama.cpp. Please report this ASAP!")
                 print(line.decode("utf-8", errors = "replace"), flush = True, end = "")
             if sp.returncode is not None and sp.returncode != 0:
                 raise subprocess.CalledProcessError(sp.returncode, sp.args)