diff --git a/pkgs/by-name/nb/nbxplorer/deps.json b/pkgs/by-name/nb/nbxplorer/deps.json
index 408869628806..3d0ddec78618 100644
--- a/pkgs/by-name/nb/nbxplorer/deps.json
+++ b/pkgs/by-name/nb/nbxplorer/deps.json
@@ -166,13 +166,13 @@
   },
   {
     "pname": "NBitcoin",
-    "version": "8.0.12",
-    "hash": "sha256-OBJu6fQd0MBKSVHERI7EBtSQQvAL9T8Gr0e7Kx2q9/I="
+    "version": "8.0.18",
+    "hash": "sha256-5SKx6SluWXNHNz5FxxFPCkyJ3SSDACAVx3G1q9h38VU="
   },
   {
     "pname": "NBitcoin.Altcoins",
-    "version": "4.0.7",
-    "hash": "sha256-WN9uLRlIW+WGUSS4NE7ZE8kftQEaVDh7AnT1+P8g2gg="
+    "version": "4.0.8",
+    "hash": "sha256-n1e0BUhXl3D/fn1DbCdbelYfys2fc7+ZABazhUWxzo4="
   },
   {
     "pname": "NETStandard.Library",
diff --git a/pkgs/by-name/nb/nbxplorer/package.nix b/pkgs/by-name/nb/nbxplorer/package.nix
index df6948d838bc..66573ece84fa 100644
--- a/pkgs/by-name/nb/nbxplorer/package.nix
+++ b/pkgs/by-name/nb/nbxplorer/package.nix
@@ -7,13 +7,13 @@
 
 buildDotnetModule rec {
   pname = "nbxplorer";
-  version = "2.5.26";
+  version = "2.5.27";
 
   src = fetchFromGitHub {
     owner = "dgarage";
     repo = "NBXplorer";
     tag = "v${version}";
-    hash = "sha256-gXLzUgFZxrDNbDjpPmVDIj2xi6I+IfkNwXBYvelRYPU=";
+    hash = "sha256-WCrxAomVU1hPRtI91ppmDKdLZEmNZYH9C0o069/dIMk=";
   };
 
   projectFile = "NBXplorer/NBXplorer.csproj";