diff --git a/src/vendor/cigraph/CHANGELOG.md b/src/vendor/cigraph/CHANGELOG.md
index 2370964f940..09227ff7b63 100644
--- a/src/vendor/cigraph/CHANGELOG.md
+++ b/src/vendor/cigraph/CHANGELOG.md
@@ -9,7 +9,11 @@
 
 ### Changed
 
- - `igraph_neighborhood_size()`, `igraph_neighborhood()` and `igraph_neighborhood_graphs()` now accept a negative `order` value and interpret it as infinite order. Previously, a negative `order` value was disallowed. 
+ - `igraph_neighborhood_size()`, `igraph_neighborhood()` and `igraph_neighborhood_graphs()` now accept a negative `order` value and interpret it as infinite order. Previously, a negative `order` value was disallowed.
+
+### Fixed
+
+ - `igraph_largest_independent_vertex_sets()` and `igraph_maximal_independent_vertex_sets()` would sometimes return incorrect results for graphs with self-loops. This is now corrected.
 
 ### Deprecated
 
diff --git a/src/vendor/igraph_version.h b/src/vendor/igraph_version.h
index 66d2de05b7e..04224c9ef4c 100644
--- a/src/vendor/igraph_version.h
+++ b/src/vendor/igraph_version.h
@@ -28,11 +28,11 @@
 
 __BEGIN_DECLS
 
-#define IGRAPH_VERSION "0.10.15-75-g627f71a5e"
+#define IGRAPH_VERSION "0.10.15-76-gb42d0101d"
 #define IGRAPH_VERSION_MAJOR 0
 #define IGRAPH_VERSION_MINOR 10
 #define IGRAPH_VERSION_PATCH 15
-#define IGRAPH_VERSION_PRERELEASE "75-g627f71a5e"
+#define IGRAPH_VERSION_PRERELEASE "76-gb42d0101d"
 
 IGRAPH_EXPORT void igraph_version(const char **version_string,
                                   int *major,