diff --git a/CMakeLists.txt b/CMakeLists.txt
index a2e3360d..b02c9c24 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,8 +20,8 @@ endif()
 set(ROARING_LIB_NAME roaring)
 set(PROJECT_VERSION_MAJOR 4)
 set(PROJECT_VERSION_MINOR 1)
-set(PROJECT_VERSION_PATCH 2)
-set(ROARING_LIB_VERSION "4.1.2" CACHE STRING "Roaring library version")
+set(PROJECT_VERSION_PATCH 3)
+set(ROARING_LIB_VERSION "4.1.3" CACHE STRING "Roaring library version")
 set(ROARING_LIB_SOVERSION "16" CACHE STRING "Roaring library soversion")
 
 option(ROARING_EXCEPTIONS "Enable exception-throwing interface" ON)
diff --git a/doxygen b/doxygen
index 7759cb0e..327d5def 100644
--- a/doxygen
+++ b/doxygen
@@ -48,7 +48,7 @@ PROJECT_NAME           = "CRoaring"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = "4.1.2"
+PROJECT_NUMBER         = "4.1.3"
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/include/roaring/roaring_version.h b/include/roaring/roaring_version.h
index 0d136bbb..df67022b 100644
--- a/include/roaring/roaring_version.h
+++ b/include/roaring/roaring_version.h
@@ -2,11 +2,11 @@
 // /include/roaring/roaring_version.h automatically generated by release.py, do not change by hand
 #ifndef ROARING_INCLUDE_ROARING_VERSION
 #define ROARING_INCLUDE_ROARING_VERSION
-#define ROARING_VERSION "4.1.2"
+#define ROARING_VERSION "4.1.3"
 enum {
     ROARING_VERSION_MAJOR = 4,
     ROARING_VERSION_MINOR = 1,
-    ROARING_VERSION_REVISION = 2
+    ROARING_VERSION_REVISION = 3
 };
 #endif // ROARING_INCLUDE_ROARING_VERSION
 // clang-format on
\ No newline at end of file
diff --git a/src/roaring64.c b/src/roaring64.c
index e63d3d96..c4d7b74d 100644
--- a/src/roaring64.c
+++ b/src/roaring64.c
@@ -1954,6 +1954,7 @@ roaring64_bitmap_t *roaring64_bitmap_portable_deserialize_safe(
 
     roaring64_bitmap_t *r = roaring64_bitmap_create();
     // Iterate through buckets ordered by increasing keys.
+    int64_t previous_high32 = -1;
     for (uint64_t bucket = 0; bucket < buckets; ++bucket) {
         // Read as uint32 the most significant 32 bits of the bucket.
         uint32_t high32;
@@ -1964,7 +1965,10 @@ roaring64_bitmap_t *roaring64_bitmap_portable_deserialize_safe(
         memcpy(&high32, buf, sizeof(high32));
         buf += sizeof(high32);
         read_bytes += sizeof(high32);
-
+        if(high32 < previous_high32) {
+            roaring64_bitmap_free(r);
+            return NULL;
+        }
         // Read the 32-bit Roaring bitmaps representing the least significant
         // bits of a set of elements.
         size_t bitmap32_size = roaring_bitmap_portable_deserialize_size(