diff --git a/pkgs/development/compilers/fasm/bin.nix b/pkgs/development/compilers/fasm/bin.nix
index 7b23d4f6bcc..c26ac151af4 100644
--- a/pkgs/development/compilers/fasm/bin.nix
+++ b/pkgs/development/compilers/fasm/bin.nix
@@ -3,11 +3,11 @@
 stdenvNoCC.mkDerivation rec {
   name = "fasm-bin-${version}";
 
-  version = "1.73.11";
+  version = "1.73.12";
 
   src = fetchurl {
     url = "https://flatassembler.net/fasm-${version}.tgz";
-    sha256 = "1zhbs72qc8bw5158zh6mvzznfamcx5a1bsmbmq9ci0d7wb58sxmg";
+    sha256 = "19x5244bcg97mnx871daksj98fg4zxc8jmihl0napcd77xmiga8s";
   };
 
   installPhase = ''