diff --git a/pkgs/development/r-modules/default.nix b/pkgs/development/r-modules/default.nix
index 4df2ec6c11d9..04d16fada528 100644
--- a/pkgs/development/r-modules/default.nix
+++ b/pkgs/development/r-modules/default.nix
@@ -473,6 +473,10 @@ let
     Cardinal = [ pkgs.which ];
     chebpol = [ pkgs.fftw.dev ];
     ChemmineOB = [ pkgs.pkg-config ];
+    ciflyr = with pkgs; [
+      cargo
+      rustc
+    ];
     interpolation = [ pkgs.pkg-config ];
     clarabel = [ pkgs.cargo ];
     curl = [ pkgs.curl.dev ];
@@ -1911,6 +1915,10 @@ let
       '';
     });
 
+    ciflyr = old.ciflyr.overrideAttrs (attrs: {
+      postPatch = "patchShebangs configure";
+    });
+
     clarabel = old.clarabel.overrideAttrs (attrs: {
       postPatch = ''
         patchShebangs configure