diff --git a/roaring.c b/roaring.c
index 5eddc9e..1593421 100644
--- a/roaring.c
+++ b/roaring.c
@@ -1,5 +1,5 @@
 // !!! DO NOT EDIT - THIS IS AN AUTO-GENERATED FILE !!!
-// Created by amalgamation.sh on 2023-02-16T17:16:21Z
+// Created by amalgamation.sh on 2023-02-28T23:30:28Z
 
 /*
  * The CRoaring project is under a dual license (Apache/MIT).
diff --git a/roaring.h b/roaring.h
index a184530..c025f65 100644
--- a/roaring.h
+++ b/roaring.h
@@ -1,5 +1,5 @@
 // !!! DO NOT EDIT - THIS IS AN AUTO-GENERATED FILE !!!
-// Created by amalgamation.sh on 2023-02-16T17:16:21Z
+// Created by amalgamation.sh on 2023-02-28T23:30:28Z
 
 /*
  * The CRoaring project is under a dual license (Apache/MIT).
@@ -58,11 +58,11 @@
 // /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 "0.9.8"
+#define ROARING_VERSION "0.9.9"
 enum { 
     ROARING_VERSION_MAJOR = 0,
     ROARING_VERSION_MINOR = 9,
-    ROARING_VERSION_REVISION = 8
+    ROARING_VERSION_REVISION = 9
 }; 
 #endif // ROARING_INCLUDE_ROARING_VERSION 
 /* end file include/roaring/roaring_version.h */
@@ -505,7 +505,7 @@ void roaring_bitmap_add_range_closed(roaring_bitmap_t *r,
  */
 static inline void roaring_bitmap_add_range(roaring_bitmap_t *r,
                                             uint64_t min, uint64_t max) {
-    if(max == min) return;
+    if(max <= min) return;
     roaring_bitmap_add_range_closed(r, (uint32_t)min, (uint32_t)(max - 1));
 }
 
@@ -525,7 +525,7 @@ void roaring_bitmap_remove_range_closed(roaring_bitmap_t *r,
  */
 static inline void roaring_bitmap_remove_range(roaring_bitmap_t *r,
                                                uint64_t min, uint64_t max) {
-    if(max == min) return;
+    if(max <= min) return;
     roaring_bitmap_remove_range_closed(r, (uint32_t)min, (uint32_t)(max - 1));
 }