diff --git a/include/fmt/format.h b/include/fmt/format.h
index cd10c49a..6740b613 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -226,8 +226,8 @@ FMT_END_NAMESPACE
 #endif
 
 // Enable the deprecated numeric alignment.
-#ifndef FMT_NUMERIC_ALIGN
-#  define FMT_NUMERIC_ALIGN 1
+#ifndef FMT_DEPRECATED_NUMERIC_ALIGN
+#  define FMT_DEPRECATED_NUMERIC_ALIGN 1
 #endif
 
 FMT_BEGIN_NAMESPACE
@@ -2445,7 +2445,7 @@ FMT_CONSTEXPR const Char* parse_align(const Char* begin, const Char* end,
     case '>':
       align = align::right;
       break;
-#if FMT_NUMERIC_ALIGN
+#if FMT_DEPRECATED_NUMERIC_ALIGN
     case '=':
       align = align::numeric;
       break;
diff --git a/test/format-test.cc b/test/format-test.cc
index 22666eea..978feef2 100644
--- a/test/format-test.cc
+++ b/test/format-test.cc
@@ -605,7 +605,7 @@ TEST(FormatterTest, RightAlign) {
   EXPECT_EQ("  0xface", format("{0:>8}", reinterpret_cast<void*>(0xface)));
 }
 
-#if FMT_NUMERIC_ALIGN
+#if FMT_DEPRECATED_NUMERIC_ALIGN
 TEST(FormatterTest, NumericAlign) { EXPECT_EQ("0042", format("{0:=4}", 42)); }
 #endif
 
@@ -1887,7 +1887,7 @@ TEST(FormatTest, DynamicFormatter) {
                    "cannot switch from manual to automatic argument indexing");
   EXPECT_THROW_MSG(format("{:{0}}", num), format_error,
                    "cannot switch from automatic to manual argument indexing");
-#if FMT_NUMERIC_ALIGN
+#if FMT_DEPRECATED_NUMERIC_ALIGN
   EXPECT_THROW_MSG(format("{:=}", str), format_error,
                    "format specifier requires numeric argument");
 #endif
@@ -2327,7 +2327,7 @@ TEST(FormatTest, FormatStringErrors) {
   EXPECT_ERROR("{:10000000000}", "number is too big", int);
   EXPECT_ERROR("{:.10000000000}", "number is too big", int);
   EXPECT_ERROR_NOARGS("{:x}", "argument not found");
-#    if FMT_NUMERIC_ALIGN
+#    if FMT_DEPRECATED_NUMERIC_ALIGN
   EXPECT_ERROR("{0:=5", "unknown format specifier", int);
   EXPECT_ERROR("{:=}", "format specifier requires numeric argument",
                const char*);
diff --git a/test/ostream-test.cc b/test/ostream-test.cc
index 1e9d1896..e572cf19 100644
--- a/test/ostream-test.cc
+++ b/test/ostream-test.cc
@@ -96,7 +96,7 @@ TEST(OStreamTest, Format) {
 TEST(OStreamTest, FormatSpecs) {
   EXPECT_EQ("def  ", format("{0:<5}", TestString("def")));
   EXPECT_EQ("  def", format("{0:>5}", TestString("def")));
-#if FMT_NUMERIC_ALIGN
+#if FMT_DEPRECATED_NUMERIC_ALIGN
   EXPECT_THROW_MSG(format("{0:=5}", TestString("def")), format_error,
                    "format specifier requires numeric argument");
 #endif