diff --git a/libc/malloc_debug/malloc_debug.cpp b/libc/malloc_debug/malloc_debug.cpp
index 6f841ca..e83f73c 100644
--- a/libc/malloc_debug/malloc_debug.cpp
+++ b/libc/malloc_debug/malloc_debug.cpp
@@ -819,7 +819,7 @@
     return false;
   }
 
-  fprintf(fp, "Android Native Heap Dump v1.0\n\n");
+  fprintf(fp, "Android Native Heap Dump v1.1\n\n");
 
   PointerData::DumpLiveToFile(fp);
 
diff --git a/libc/malloc_debug/tests/malloc_debug_unit_tests.cpp b/libc/malloc_debug/tests/malloc_debug_unit_tests.cpp
index 1504d06..f62234b 100644
--- a/libc/malloc_debug/tests/malloc_debug_unit_tests.cpp
+++ b/libc/malloc_debug/tests/malloc_debug_unit_tests.cpp
@@ -1311,7 +1311,7 @@
   std::string sanitized(SanitizeHeapData(actual));
 
   std::string expected =
-      "Android Native Heap Dump v1.0\n"
+      "Android Native Heap Dump v1.1\n"
       "\n"
       "Total memory: 405\n"
       "Allocation records: 6\n"
@@ -1383,7 +1383,7 @@
   std::string sanitized(SanitizeHeapData(actual));
 
   std::string expected =
-      "Android Native Heap Dump v1.0\n"
+      "Android Native Heap Dump v1.1\n"
       "\n"
       "Total memory: 1200\n"
       "Allocation records: 3\n"
@@ -1436,7 +1436,7 @@
   std::string sanitized(SanitizeHeapData(actual));
 
   std::string expected =
-      "Android Native Heap Dump v1.0\n"
+      "Android Native Heap Dump v1.1\n"
       "\n"
       "Total memory: 1000\n"
       "Allocation records: 2\n"