diff --git a/pkgs/development/tools/analysis/radare2/default.nix b/pkgs/development/tools/analysis/radare2/default.nix
index 3623893ea63e..287321804e21 100644
--- a/pkgs/development/tools/analysis/radare2/default.nix
+++ b/pkgs/development/tools/analysis/radare2/default.nix
@@ -105,12 +105,12 @@ in {
   #<generated>
   # DO NOT EDIT! Automatically generated by ./update.py
   radare2 = generic {
-    version_commit = "25480";
-    gittap = "5.0.0";
-    gittip = "a476454c00f64acbb7425c178c98714ef76e26d7";
-    rev = "5.0.0";
-    version = "5.0.0";
-    sha256 = "0aa7c27kd0l55fy5qfvxqmakp4pz6240v3hn84095qmqkzcbs420";
+    version_commit = "25741";
+    gittap = "5.1.1";
+    gittip = "a86f8077fc148abd6443384362a3717cd4310e64";
+    rev = "5.1.1";
+    version = "5.1.1";
+    sha256 = "0hv9x31iabasj12g8f04incr1rbcdkxi3xnqn3ggp8gl4h6pf2f3";
     cs_ver = "4.0.2";
     cs_sha256 = "0y5g74yjyliciawpn16zhdwya7bd3d7b1cccpcccc2wg8vni1k2w";
   };
diff --git a/pkgs/development/tools/analysis/radare2/update.py b/pkgs/development/tools/analysis/radare2/update.py
index ebd6e073fe53..a9a0a2343171 100755
--- a/pkgs/development/tools/analysis/radare2/update.py
+++ b/pkgs/development/tools/analysis/radare2/update.py
@@ -124,6 +124,7 @@ def main() -> None:
 
         radare2_info = get_repo_info(dirname, radare2_rev)
 
+        git(dirname, "fetch", r2_cutter_rev)
         git(dirname, "checkout", r2_cutter_rev)
 
         timestamp = git(dirname, "log", "-n1", "--format=%at")