diff --git a/include/fmt/core.h b/include/fmt/core.h
index 31960a8f..6ab2df08 100644
--- a/include/fmt/core.h
+++ b/include/fmt/core.h
@@ -583,7 +583,7 @@ FMT_MAKE_VALUE(pointer_type, std::nullptr_t, const void*)
 // formatting of "[const] volatile char *" which is printed as bool by
 // iostreams.
 template <typename T>
-void make_value(const T *p) {
+void make_value(const T *) {
   static_assert(!sizeof(T), "formatting of non-void pointers is disallowed");
 }
 
diff --git a/include/fmt/format.h b/include/fmt/format.h
index f30d5f9c..a0572fc5 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -904,7 +904,7 @@ inline Char *format_decimal(Char *buffer, UInt value, unsigned num_digits,
 
 template <typename UInt, typename Iterator, typename ThousandsSep>
 inline Iterator format_decimal(
-    Iterator out, UInt value, unsigned num_digits, ThousandsSep thousands_sep) {
+    Iterator out, UInt value, unsigned num_digits, ThousandsSep) {
   // Buffer should be large enough to hold all digits (digits10 + 1) and null.
   char buffer[std::numeric_limits<UInt>::digits10 + 2];
   format_decimal(buffer, value, num_digits, no_thousands_sep());