diff --git a/libc/include/android/versioning.h b/libc/include/android/versioning.h
index 01fa348..d60957f 100644
--- a/libc/include/android/versioning.h
+++ b/libc/include/android/versioning.h
@@ -17,7 +17,6 @@
 #pragma once
 
 #define __INTRODUCED_IN(api_level) __attribute__((annotate("introduced_in=" #api_level)))
-#define __INTRODUCED_IN_FUTURE __attribute__((annotate("introduced_in_future")))
 #define __DEPRECATED_IN(api_level) __attribute__((annotate("deprecated_in=" #api_level)))
 #define __REMOVED_IN(api_level) __attribute__((annotate("obsoleted_in=" #api_level)))
 #define __INTRODUCED_IN_32(api_level) __attribute__((annotate("introduced_in_32=" #api_level)))
diff --git a/tests/complex_test.cpp b/tests/complex_test.cpp
index 3bbddbb..f015b2c 100644
--- a/tests/complex_test.cpp
+++ b/tests/complex_test.cpp
@@ -27,7 +27,6 @@
 #define __INTRODUCED_IN(x)
 #define __INTRODUCED_IN_32(x)
 #define __INTRODUCED_IN_64(x)
-#define __INTRODUCED_IN_FUTURE
 #define __RENAME_LDBL(a,b,c)
 #endif
 
diff --git a/tools/versioner/src/Arch.h b/tools/versioner/src/Arch.h
index bac9ec4..16fa265 100644
--- a/tools/versioner/src/Arch.h
+++ b/tools/versioner/src/Arch.h
@@ -138,7 +138,7 @@
   { Arch::x86_64, "x86_64-linux-android" },
 };
 
-static const std::set<int> default_levels = { 14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 28 };
+static const std::set<int> default_levels = { 14, 15, 16, 17, 18, 19, 21, 23, 24, 25, 26, 27, 28, 29 };
 
 static const ArchMap<int> arch_min_api = {
   { Arch::arm, 9 },
@@ -149,8 +149,6 @@
   { Arch::x86_64, 21 },
 };
 
-static constexpr int future_api = 10000;
-
 static const std::unordered_map<std::string, int> api_codename_map{
   {"G", 9},
   {"I", 14},
@@ -166,5 +164,5 @@
   {"O", 26},
   {"O-MR1", 27},
   {"P", 28},
-  {"Q", 9001},
+  {"Q", 29},
 };
diff --git a/tools/versioner/src/DeclarationDatabase.cpp b/tools/versioner/src/DeclarationDatabase.cpp
index d9cff17..0ba51d1 100644
--- a/tools/versioner/src/DeclarationDatabase.cpp
+++ b/tools/versioner/src/DeclarationDatabase.cpp
@@ -147,9 +147,6 @@
       llvm::StringRef annotation = attr->getAnnotation();
       if (annotation == "versioner_no_guard") {
         no_guard = true;
-      } else if (annotation == "introduced_in_future") {
-        // Tag the compiled-for arch, since this can vary across archs.
-        availability.arch_availability[type.arch].future = true;
       } else {
         llvm::SmallVector<llvm::StringRef, 2> fragments;
         annotation.split(fragments, "=");
@@ -345,10 +342,6 @@
 std::string to_string(const AvailabilityValues& av) {
   std::stringstream ss;
 
-  if (av.future) {
-    ss << "future, ";
-  }
-
   if (av.introduced != 0) {
     ss << "introduced = " << av.introduced << ", ";
   }
diff --git a/tools/versioner/src/DeclarationDatabase.h b/tools/versioner/src/DeclarationDatabase.h
index 0daa2cd..4496ee9 100644
--- a/tools/versioner/src/DeclarationDatabase.h
+++ b/tools/versioner/src/DeclarationDatabase.h
@@ -42,13 +42,12 @@
 };
 
 struct AvailabilityValues {
-  bool future = false;
   int introduced = 0;
   int deprecated = 0;
   int obsoleted = 0;
 
   bool empty() const {
-    return !(future || introduced || deprecated || obsoleted);
+    return !(introduced || deprecated || obsoleted);
   }
 
   bool operator==(const AvailabilityValues& rhs) const {
diff --git a/tools/versioner/src/Preprocessor.cpp b/tools/versioner/src/Preprocessor.cpp
index a7f289b..9eac2ab 100644
--- a/tools/versioner/src/Preprocessor.cpp
+++ b/tools/versioner/src/Preprocessor.cpp
@@ -190,13 +190,6 @@
 
     int version = avail.arch_availability[*it.second.begin()].introduced;
 
-    // Assume that the entire declaration is declared __INTRODUCED_IN_FUTURE if one arch is.
-    bool future = avail.arch_availability[*it.second.begin()].future;
-
-    if (future) {
-      return "__ANDROID_API__ >= __ANDROID_API_FUTURE__";
-    }
-
     // The maximum min_version of the set.
     int max_min_version = 0;
     for (Arch arch : archs) {
diff --git a/tools/versioner/src/SymbolFileParser.cpp b/tools/versioner/src/SymbolFileParser.cpp
index 33308d9..c312b48 100644
--- a/tools/versioner/src/SymbolFileParser.cpp
+++ b/tools/versioner/src/SymbolFileParser.cpp
@@ -257,10 +257,6 @@
         intro_arch = true;
         continue;
       }
-
-      if (tag == "future") {
-        return compilation_type.api_level == future_api;
-      }
     }
 
     if (intro.empty() && api_level.empty()) {
diff --git a/tools/versioner/src/versioner.cpp b/tools/versioner/src/versioner.cpp
index 73eff0e..d3c2f7c 100644
--- a/tools/versioner/src/versioner.cpp
+++ b/tools/versioner/src/versioner.cpp
@@ -397,10 +397,6 @@
         should_be_available = false;
       }
 
-      if (arch_availability.future) {
-        continue;
-      }
-
       // The function declaration might be (validly) missing for the given CompilationType.
       if (!symbol_it.second.hasDeclaration(type)) {
         should_be_available = false;
diff --git a/tools/versioner/tests/future/headers/foo.h b/tools/versioner/tests/future/headers/foo.h
deleted file mode 100644
index 51a3a1c..0000000
--- a/tools/versioner/tests/future/headers/foo.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#if defined(__cplusplus)
-extern "C" {
-#endif
-
-int foo() __INTRODUCED_IN_FUTURE;
-
-#if defined(__cplusplus)
-}
-#endif
diff --git a/tools/versioner/tests/future/platforms/libc.map.txt b/tools/versioner/tests/future/platforms/libc.map.txt
deleted file mode 100644
index e69de29..0000000
--- a/tools/versioner/tests/future/platforms/libc.map.txt
+++ /dev/null
diff --git a/tools/versioner/tests/future/run.sh b/tools/versioner/tests/future/run.sh
deleted file mode 100644
index 041b047..0000000
--- a/tools/versioner/tests/future/run.sh
+++ /dev/null
@@ -1 +0,0 @@
-versioner -v headers -p platforms -r arm -a 9 -i
\ No newline at end of file
diff --git a/tools/versioner/tests/future_arch/headers/foo.h b/tools/versioner/tests/future_arch/headers/foo.h
deleted file mode 100644
index a3258e7..0000000
--- a/tools/versioner/tests/future_arch/headers/foo.h
+++ /dev/null
@@ -1,13 +0,0 @@
-#if defined(__cplusplus)
-extern "C" {
-#endif
-
-#if defined(__arm__)
-int foo() __INTRODUCED_IN(9);
-#else
-int foo() __INTRODUCED_IN_FUTURE;
-#endif
-
-#if defined(__cplusplus)
-}
-#endif
diff --git a/tools/versioner/tests/future_arch/platforms/libc.map.txt b/tools/versioner/tests/future_arch/platforms/libc.map.txt
deleted file mode 100644
index f56190e..0000000
--- a/tools/versioner/tests/future_arch/platforms/libc.map.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-LIBC {
-  global:
-    foo;  # arm
-};
diff --git a/tools/versioner/tests/future_arch/run.sh b/tools/versioner/tests/future_arch/run.sh
deleted file mode 100644
index ad8f430..0000000
--- a/tools/versioner/tests/future_arch/run.sh
+++ /dev/null
@@ -1 +0,0 @@
-versioner -v headers -p platforms -r arm -r x86 -a 9 -i
\ No newline at end of file
diff --git a/tools/versioner/tests/preprocessor/expected/foo.h b/tools/versioner/tests/preprocessor/expected/foo.h
index cb719f0..61e6056 100644
--- a/tools/versioner/tests/preprocessor/expected/foo.h
+++ b/tools/versioner/tests/preprocessor/expected/foo.h
@@ -74,11 +74,6 @@
 
 
 
-#if __ANDROID_API__ >= __ANDROID_API_FUTURE__
-int future() __INTRODUCED_IN_FUTURE;
-#endif /* __ANDROID_API__ >= __ANDROID_API_FUTURE__ */
-
-
 #if defined(__cplusplus)
 }
 #endif
diff --git a/tools/versioner/tests/preprocessor/headers/foo.h b/tools/versioner/tests/preprocessor/headers/foo.h
index 2429334..349e5e6 100644
--- a/tools/versioner/tests/preprocessor/headers/foo.h
+++ b/tools/versioner/tests/preprocessor/headers/foo.h
@@ -45,8 +45,6 @@
 
 int group_lp32() __INTRODUCED_IN_ARM(12) __INTRODUCED_IN_X86(12) __INTRODUCED_IN_MIPS(12);
 
-int future() __INTRODUCED_IN_FUTURE;
-
 #if defined(__cplusplus)
 }
 #endif