diff --git a/pkgs/development/python-modules/debugpy/default.nix b/pkgs/development/python-modules/debugpy/default.nix
index 04b78d6c8023..eab76e90c29d 100644
--- a/pkgs/development/python-modules/debugpy/default.nix
+++ b/pkgs/development/python-modules/debugpy/default.nix
@@ -59,12 +59,12 @@ buildPythonPackage rec {
     cd src/debugpy/_vendored/pydevd/pydevd_attach_to_process
     rm *.so *.dylib *.dll *.exe *.pdb
     ${stdenv.cc}/bin/c++ linux_and_mac/attach.cpp -Ilinux_and_mac -fPIC -nostartfiles ${{
-      "x86_64-linux"   = "-shared -m64 -o attach_linux_amd64.so";
-      "i686-linux"     = "-shared -m32 -o attach_linux_x86.so";
+      "x86_64-linux"   = "-shared -o attach_linux_amd64.so";
+      "i686-linux"     = "-shared -o attach_linux_x86.so";
       "aarch64-linux"  = "-shared -o attach_linux_arm64.so";
-      "x86_64-darwin"  = "-std=c++11 -lc -D_REENTRANT -dynamiclib -arch x86_64 -o attach_x86_64.dylib";
-      "i686-darwin"    = "-std=c++11 -lc -D_REENTRANT -dynamiclib -arch i386 -o attach_x86.dylib";
-      "aarch64-darwin" = "-std=c++11 -lc -D_REENTRANT -dynamiclib -arch arm64 -o attach_arm64.dylib";
+      "x86_64-darwin"  = "-std=c++11 -lc -D_REENTRANT -dynamiclib -o attach_x86_64.dylib";
+      "i686-darwin"    = "-std=c++11 -lc -D_REENTRANT -dynamiclib -o attach_x86.dylib";
+      "aarch64-darwin" = "-std=c++11 -lc -D_REENTRANT -dynamiclib -o attach_arm64.dylib";
     }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}")}
   )'';