diff --git a/pkgs/applications/misc/mangal/default.nix b/pkgs/applications/misc/mangal/default.nix
index 4e229c59fab4..bd27a60e7443 100644
--- a/pkgs/applications/misc/mangal/default.nix
+++ b/pkgs/applications/misc/mangal/default.nix
@@ -12,7 +12,7 @@ buildGoModule rec {
   };
 
   proxyVendor = true;
-  vendorSha256 = "sha256-Faz/cujnbK83vrIM1KUWXbUzNIB9eYAWCqWs+oJ1sYk=";
+  vendorSha256 = "sha256-dHwookjeF8U/2i0Totho0HY7FdOr/jABmqlQelthc6E=";
 
   ldflags = [ "-s" "-w" ];
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 255ac2778f02..c4922c6cc02e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -731,7 +731,9 @@ with pkgs;
 
   graph-easy = callPackage ../tools/graphics/graph-easy { };
 
-  mangal = callPackage ../applications/misc/mangal { };
+  mangal = callPackage ../applications/misc/mangal {
+    buildGoModule = buildGo119Module;
+  };
 
   graphw00f = callPackage ../tools/security/graphw00f { };