diff --git a/src/vendor/cigraph/src/cycles/simple_cycles.c b/src/vendor/cigraph/src/cycles/simple_cycles.c
index 2b5bbef07b..2b562951d2 100644
--- a/src/vendor/cigraph/src/cycles/simple_cycles.c
+++ b/src/vendor/cigraph/src/cycles/simple_cycles.c
@@ -215,7 +215,7 @@ static igraph_error_t igraph_i_simple_cycles_circuit(
                 // the closing edge
                 if ((!state->directed &&
                     igraph_vector_int_size(&state->edge_stack) > 0 &&
-                    VECTOR(state->edge_stack)[0] > WE)) {                    
+                    VECTOR(state->edge_stack)[0] > WE)) {
                         // printf("Skipping cycle to %" IGRAPH_PRId " via %" IGRAPH_PRId " to prevent duplicates.\n", W, WE);
                     continue;
                 }
diff --git a/src/vendor/igraph_version.h b/src/vendor/igraph_version.h
index c528e0db4a..145a45adba 100644
--- a/src/vendor/igraph_version.h
+++ b/src/vendor/igraph_version.h
@@ -28,11 +28,11 @@
 
 __BEGIN_DECLS
 
-#define IGRAPH_VERSION "0.10.13-164-gf32e621f3"
+#define IGRAPH_VERSION "0.10.13-165-g563aa5e85"
 #define IGRAPH_VERSION_MAJOR 0
 #define IGRAPH_VERSION_MINOR 10
 #define IGRAPH_VERSION_PATCH 13
-#define IGRAPH_VERSION_PRERELEASE "164-gf32e621f3"
+#define IGRAPH_VERSION_PRERELEASE "165-g563aa5e85"
 
 IGRAPH_EXPORT void igraph_version(const char **version_string,
                                   int *major,