diff --git a/pkgs/development/libraries/libsoup/3.x.nix b/pkgs/development/libraries/libsoup/3.x.nix
index 13c7ccc30285..e616345b2a9c 100644
--- a/pkgs/development/libraries/libsoup/3.x.nix
+++ b/pkgs/development/libraries/libsoup/3.x.nix
@@ -81,6 +81,7 @@ stdenv.mkDerivation rec {
 
   # HSTS tests fail.
   doCheck = false;
+  separateDebugInfo = true;
 
   postPatch = ''
     patchShebangs libsoup/
diff --git a/pkgs/development/libraries/libsoup/default.nix b/pkgs/development/libraries/libsoup/default.nix
index eb99010fb85d..a0df67c8c999 100644
--- a/pkgs/development/libraries/libsoup/default.nix
+++ b/pkgs/development/libraries/libsoup/default.nix
@@ -72,6 +72,7 @@ stdenv.mkDerivation rec {
   env.NIX_CFLAGS_COMPILE = "-lpthread";
 
   doCheck = false; # ERROR:../tests/socket-test.c:37:do_unconnected_socket_test: assertion failed (res == SOUP_STATUS_OK): (2 == 200)
+  separateDebugInfo = true;
 
   postPatch = ''
     # fixes finding vapigen when cross-compiling