diff --git a/pkgs/by-name/gu/guile-disarchive/package.nix b/pkgs/by-name/gu/guile-disarchive/package.nix
index c4b56ce62212..a81157db614e 100644
--- a/pkgs/by-name/gu/guile-disarchive/package.nix
+++ b/pkgs/by-name/gu/guile-disarchive/package.nix
@@ -19,9 +19,15 @@ stdenv.mkDerivation rec {
     hash = "sha256-Agt7v5HTpaskXuYmMdGDRIolaqCHUpwd/CfbZCe9Ups=";
   };
 
+  strictDeps = true;
+
   nativeBuildInputs = [
     autoreconfHook
+    guile
     pkg-config
+  ];
+
+  buildInputs = [
     guile
     zlib
   ];
diff --git a/pkgs/by-name/gu/guile-quickcheck/package.nix b/pkgs/by-name/gu/guile-quickcheck/package.nix
index 9d35bedc21d0..0a7a0c836a64 100644
--- a/pkgs/by-name/gu/guile-quickcheck/package.nix
+++ b/pkgs/by-name/gu/guile-quickcheck/package.nix
@@ -14,7 +14,8 @@ stdenv.mkDerivation rec {
     hash = "sha256-y5msW+mbQ7YeucRS2VNUPokOKoP8g6ysKJ2UMWiIvA4=";
   };
 
-  nativeBuildInputs = [ pkg-config ];
+  strictDeps = true;
+  nativeBuildInputs = [ guile pkg-config ];
   buildInputs = [ guile ];
 
   doCheck = !stdenv.isDarwin;