diff --git a/src/unwind/unwind_with_dbghelp.cpp b/src/unwind/unwind_with_dbghelp.cpp
index c2f99ca..41aeb04 100644
--- a/src/unwind/unwind_with_dbghelp.cpp
+++ b/src/unwind/unwind_with_dbghelp.cpp
@@ -154,7 +154,7 @@ namespace detail {
     }
 
     CPPTRACE_FORCE_NO_INLINE
-    std::size_t safe_capture_frames(frame_ptr* buffer, std::size_t size, std::size_t skip, std::size_t max_depth) {
+    std::size_t safe_capture_frames(frame_ptr*, std::size_t, std::size_t, std::size_t) {
         // Can't safe trace with dbghelp
         return 0;
     }
diff --git a/src/unwind/unwind_with_execinfo.cpp b/src/unwind/unwind_with_execinfo.cpp
index cddc952..57cb2c9 100644
--- a/src/unwind/unwind_with_execinfo.cpp
+++ b/src/unwind/unwind_with_execinfo.cpp
@@ -29,7 +29,7 @@ namespace detail {
     }
 
     CPPTRACE_FORCE_NO_INLINE
-    std::size_t safe_capture_frames(frame_ptr* buffer, std::size_t size, std::size_t skip, std::size_t max_depth) {
+    std::size_t safe_capture_frames(frame_ptr*, std::size_t, std::size_t, std::size_t) {
         // Can't safe trace with execinfo
         return 0;
     }
diff --git a/src/unwind/unwind_with_nothing.cpp b/src/unwind/unwind_with_nothing.cpp
index 88715f8..88d45b6 100644
--- a/src/unwind/unwind_with_nothing.cpp
+++ b/src/unwind/unwind_with_nothing.cpp
@@ -12,7 +12,7 @@ namespace detail {
     }
 
     CPPTRACE_FORCE_NO_INLINE
-    std::size_t safe_capture_frames(frame_ptr* buffer, std::size_t size, std::size_t skip, std::size_t max_depth) {
+    std::size_t safe_capture_frames(frame_ptr*, std::size_t, std::size_t, std::size_t) {
         return 0;
     }
 }
diff --git a/src/unwind/unwind_with_unwind.cpp b/src/unwind/unwind_with_unwind.cpp
index 4bef83a..edd9403 100644
--- a/src/unwind/unwind_with_unwind.cpp
+++ b/src/unwind/unwind_with_unwind.cpp
@@ -64,7 +64,7 @@ namespace detail {
     }
 
     CPPTRACE_FORCE_NO_INLINE
-    std::size_t safe_capture_frames(frame_ptr* buffer, std::size_t size, std::size_t skip, std::size_t max_depth) {
+    std::size_t safe_capture_frames(frame_ptr*, std::size_t, std::size_t, std::size_t) {
         // Can't safe trace with _Unwind
         return 0;
     }
diff --git a/src/unwind/unwind_with_winapi.cpp b/src/unwind/unwind_with_winapi.cpp
index ee51926..c316986 100644
--- a/src/unwind/unwind_with_winapi.cpp
+++ b/src/unwind/unwind_with_winapi.cpp
@@ -39,7 +39,7 @@ namespace detail {
     }
 
     CPPTRACE_FORCE_NO_INLINE
-    std::size_t safe_capture_frames(frame_ptr* buffer, std::size_t size, std::size_t skip, std::size_t max_depth) {
+    std::size_t safe_capture_frames(frame_ptr*, std::size_t, std::size_t, std::size_t) {
         // Can't safe trace with winapi
         return 0;
     }